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Doors Open Ontario presenting sponsor
Doors Open Ontario presenting sponsor

Restoration Design Inc. Doors Open Guelph

New

Restoration Design Inc.

Restoration Design Inc. is a manufacturing facility specializing in rust repair and replacement panels for vintage Porche automobiles.  The company produces many of its parts in-house and also supplies used original panels and other components for restoration projects. Visitors will learn about the specialized tools, machines and processes involved.

  • Guided tours available
  • Parking
  • Washrooms
  • Photography allowed

Contact info

24 Hayes Avenue
Guelph, Ontario

Architecture

Building type: Commercial

Dates/hours open

Apr 25, 10:00am - Apr 25, 04:00pm

Rhythm Automotive Canada Doors Open St. Catharines

New

Rhythm 2 2026

Rhythm Automotive Canada

We are pleased to welcome visitors to Rhythm Automotive Canada to explore the history of its facilities. Tours begin in Plant #2 (1954), featuring machining of in-house forged components, then continue through an underground tunnel beneath Louth Street to Plant #1, ‘The Forge’ (1929), where steering linkages and ball joints are produced for international clients.

  • Full wheelchair access
  • Guided tours available
  • Parking

Contact info

230 Louth Street
St. Catharines, Ontario
https://www.thk.com/

Architecture

Year built: 1929
Building type: Factory

Dates/hours open

Jun 13, 10:00am - Jun 13, 04:00pm

Richard Vanderburgh House (Richmond Hill Board of Trade) Doors Open Richmond Hill

Richard Vanderburgh House (Richmond Hill Board of Trade)

In 1805, the original property was sold to Captain Fulton (Loyalist and first justice of the peace in the area). Richard Vanderburgh later purchased the property and built the Georgian-style house while married to Fulton’s daughter, Elizabeth. Now home to the Richmond Hill Board of Trade, it fosters local business growth. Guided tours highlight its architecture, exhibits, and the heritage garden.

  • Adaptive reuse
  • Guided tours available
  • Kid-friendly
  • Parking
  • Site is protected by the Ontario Heritage Trust
  • Washrooms
  • Photography allowed

Contact info

376 Church Street South
Richmond Hill, Ontario
Email: heritageservices@richmondhill.com
https://www.rhbot.ca

Architecture

Year built: 1833; relocated here in 1987
Building type: Commercial Historical house
Architect: Jan H. Ravens

Dates/hours open

May 09, 10:00am - May 09, 04:00pm

Richland Academy (Josephine Sherman Gallery) Doors Open Richmond Hill

Richland Academy (Josephine Sherman Gallery)

The Richland Academy is displaying artwork from award-winning artist and art teacher Josephine Sherman. Guests are invited to explore watercolour paintings that portray the beauty of our landscapes, wilderness and evocative florals with an emphasis on the interplay of light and colour.

    • Full wheelchair access
    • Kid-friendly
    • Parking
    • Self-guided tours available
    • Washrooms
    • Photography allowed

    Contact info

    11570 Yonge Street
    Richmond Hill, Ontario
    Email: culture@richmondhill.ca
    https://richlandacademy.ca

    Architecture

    Building type: Commercial Educational facility Gallery

    Dates/hours open

    May 09, 10:00am - May 09, 04:00pm

    Richmond Hill Artifact Collections (Operations Centre) Doors Open Richmond Hill

    Richmond Hill Artifact Collections (Operations Centre)

    The Richmond Hill Artifact Collections Storage Centre houses thousands of historical artifacts in its climate-controlled facility. Much of the collection — generously donated by local families — dates back over a century. Take a behind-the-scenes look at the collections and learn how they catalogue, preserve and maintain the artifacts.

    • Full wheelchair access
    • Guided tours available
    • Kid-friendly
    • Parking
    • Washrooms
    • Photography allowed

    Contact info

    1200 Elgin Mills Road East
    Richmond Hill, Ontario
    https://www.richmondhill.ca/en/things-to-do/artifact-collections.aspx

    Architecture

    Year built: 1990
    Building type: Government building Archives

    Dates/hours open

    May 09, 10:00am - May 09, 04:00pm

    Richmond Hill Cultural Centre Doors Open Richmond Hill

    New

    Richmond Hill Cultural Centre

    Built in 1936 as a post office, this historical gem has been reimagined into a dynamic cultural centre. It offers rentable rooms for artists, cultural organizations and creative professionals. From hands-on studios to soundproof recording rooms and flexible gathering spaces, it is built to support your creative journey. Whether you are looking to create or collaborate, you will find your spark here.

    • Adaptive reuse
    • Guided tours available
    • Kid-friendly
    • Partial wheelchair access
    • Washrooms
    • Photography allowed
    • Rental opportunities

    Contact info

    10184 Yonge Street
    Richmond Hill, Ontario
    Email: culture@richmondhill.ca
    https://www.richmondhill.ca/cultural-centre

    Architecture

    Year built: 1936
    Building type: Attraction Post office Gallery Studio

    Dates/hours open

    May 09, 10:00am - May 09, 04:00pm

    Richmond Hill David Dunlap Observatory Doors Open Richmond Hill

    Richmond Hill David Dunlap Observatory

    The Richmond Hill David Dunlap Observatory is a national historic site. Opened in 1935, it was at the forefront of Canadian astronomical research, housing the then-largest telescope in Canada. Today, it is a facility for public education and outreach through City-run programs and partnerships. Pre‑registration is required for tours and activities.

      • Guided tours available
      • Kid-friendly
      • National Historic Site (Canada)
      • Parking
      • Site is protected by the Ontario Heritage Trust
      • Washrooms
      • Photography allowed
      • Rental opportunities

      Contact info

      123 Hillsview Drive
      Richmond Hill, Ontario
      Email: heritageservices@richmondhill.ca
      https://www.richmondhill.ca/ddo

      Architecture

      Year built: 1935
      Building type: Attraction Educational facility Historical landmark
      Architect: Mathers and Haldenby

      Dates/hours open

      May 09, 10:00am - May 09, 04:00pm

      Richmond Hill Heritage Centre Doors Open Richmond Hill

      Richmond Hill Heritage Centre

      The Richmond Hill Heritage Centre is housed in a restored 1840s Regency-style cottage, and was originally home to Amos Wright, the first Reeve of Markham Township. The Centre serves as a unique venue to showcase the rich heritage and history of Richmond Hill. Explore galleries and exhibits, or enjoy their popular afternoon teas (reserve online — limited seating available).

      • Full wheelchair access
      • Kid-friendly
      • Self-guided tours available
      • Site is protected by the Ontario Heritage Trust
      • Washrooms
      • Photography allowed
      • Rental opportunities

      Contact info

      19 Church Street North
      Richmond Hill, Ontario
      Email: heritageservices@richmondhill.ca
      http://richmondhill.ca/heritagecentre

      Architecture

      Year built: 1840
      Building type: Attraction Historical house Museum Gallery

      Dates/hours open

      May 09, 10:00am - May 09, 04:00pm

      Richmond Hill Hindu Temple Doors Open Richmond Hill

      Richmond Hill Hindu Temple

      The Richmond Hill Hindu Temple built by volunteers and devotees. Construction began in 1975 with the installation of a Ganesha and ended in 2001 with the large altar towers. The Temple provides individuals and families with a place to connect to their faith. Tour fine art displays, enjoy cultural programming, and learn about the site’s historical and cultural significance. (No photography allowed).

      • Full wheelchair access
      • Kid-friendly
      • Parking
      • Self-guided tours available
      • Washrooms

      Contact info

      10865 Bayview Avenue
      Richmond Hill, Ontario
      Email: heritageservices@richmondhill.ca
      http://www.rhht.ca

      Architecture

      Year built: 1975
      Building type: Place of worship
      Architect: V. Janakiramana Sthapathi

      Dates/hours open

      May 09, 10:00am - May 09, 04:00pm

      Richmond Hill Lawn Bowling Club Doors Open Richmond Hill

      Richmond Hill Lawn Bowling Club

      Richmond Hill Lawn Bowling Club

      The Richmond Hill Lawn Bowling Club is in the heart of Richmond Hill, welcoming social and competitive bowlers of all ages. It was built in the early 1920s by founding member, William Graham on property he sold to the Club. Recent renovations strengthened the foundation of the building. Tour the facility, try the sport and meet friendly people.

      • Guided tours available
      • Kid-friendly
      • Parking
      • Partial wheelchair access
      • Washrooms
      • Photography allowed
      • Rental opportunities

      Contact info

      43 Church Street South (Elgin Barrow Arena)
      Richmond Hill, Ontario
      Email: heritageservices@richmondhill.ca
      https://www.rhlawnbowling.com

      Architecture

      Year built: 1920
      Building type: Sports facility
      Architect: William H. Graham

      Dates/hours open

      May 09, 10:00am - May 09, 04:00pm

      Richmond Hill Live Steamers Doors Open Whitchurch-Stouffville

      Richmond Hill Live Steamers

      Adults and children alike can visit the Richmond Hill Live Steamers to experience miniature railway demonstrations. This outdoor model railway, run by hobbyists and engineers, features several gauges of trains running on steam, gasoline and electric power, based on real engines dating back to 1803. Rides are limited to one per person. Last admission at 2 p.m.

      • Kid-friendly
      • Self-guided tours available
      • Photography allowed

      Contact info

      15922 McCowan Road
      Stouffville, Ontario
      https://richmond-hill-live-steamers.tripod.com

      Architecture

      Year built: 1977
      Building type: Attraction Transportation

      Dates/hours open

      Jun 06, 10:00am - Jun 06, 02:00pm

      Richmond Hill Presbyterian Church Doors Open Richmond Hill

      Richmond Hill Presbyterian Church

      The Richmond Hill Presbyterian Church features a 200-year-old sanctuary with original pews, flooring, Gothic woodwork, patterned brickwork and stunning stained‑glass windows. Tour the building, explore the cemetery, engage in a demonstration of the 1915 Cassavant pipe organ and experience a diverse array of creative expressions by artists Narenhua, Roger Potts, and Ziba Salehi-Rahni.

      • Full wheelchair access
      • Kid-friendly
      • Parking
      • Self-guided tours available
      • Washrooms
      • Photography allowed
      • Rental opportunities

      Contact info

      10066 Yonge Street
      Richmond Hill, Ontario
      Email: heritageservices@richmondhill.ca
      https://rhpresbyterian.ca

      Architecture

      Year built: 1880
      Building type: Place of worship
      Architect: Langley, Langley & Burke

      Dates/hours open

      May 09, 10:00am - May 09, 04:00pm

      Rideau Hall (Official Residence of the Governor General of Canada) Doors Open Ottawa

      Rideau Hall (Official Residence of the Governor General of Canada)

      Rideau Hall has been the official residence of every Governor General of Canada since 1867, and their workplace since 1940. It has nearly two centuries of history and has become an important gathering place and site of official activities. The grounds, the building and its interiors have evolved over time to reflect/reinforce Rideau Hall’s identity as a national symbol.

      • French services available
      • Full wheelchair access
      • Guided tours available
      • Kid-friendly
      • National Historic Site (Canada)
      • Parking
      • Washrooms
      • Photography allowed

      Contact info

      1 Sussex Drive
      Ottawa, Ontario
      https://www.gg.ca/en/visit-us/rideau-hall

      Architecture

      Year built: 1838
      Building type: Government building Historical landmark Historical house
      Architect: Thomas McKay

      Dates/hours open

      Jun 06, 10:00am - Jun 07, 04:00pm

      Rideau Valley Wildlife Sanctuary Doors Open Ottawa

      Rideau Valley Wildlife Sanctuary

      The Rideau Valley Wildlife Sanctuary is a wildlife rehabilitation centre in the Ottawa area that treats injured and orphaned wild mammals and reptiles. Approximately 1,500 animals are admitted each year. Visitors will receive a tour of the centre and see wildlife being fed and treated behind one-way viewing windows. There will also be several display booths and outdoor activities. Registration required.

      • Adaptive reuse
      • Full wheelchair access
      • Guided tours available
      • Kid-friendly
      • Parking
      • Washrooms

      Contact info


      North Gower, Ottawa, Ontario
      https://www.rideauwildlife.org/

      Architecture


      Dates/hours open

      Jun 06, 11:00am - Jun 07, 04:00pm

      Ridley College Doors Open St. Catharines

      New

      Ridley College

      Visitors are invited to explore the Lower School, sensory gardens, Mandeville Theatre, and the newly renovated Evans Athletic Centre and Iggulden Building. These spaces showcase a blend of historic architecture and modern learning environments, reflecting the school’s heritage and forward-looking approach. Please note: due to a private event, the historic chapel and dining hall are not open for tours.

      • Full wheelchair access
      • Kid-friendly
      • Parking
      • Self-guided tours available

      Contact info

      2 Ridley Road
      St. Catharines, Ontario
      http://ridleycollege.com

      Architecture

      Year built: 1889
      Building type: Educational facility

      Dates/hours open

      Jun 13, 10:00am - Jun 13, 04:00pm

      RiverBrink Art Museum Doors Open Niagara-on-the-Lake

      RiverBrink Art Museum

      The RiverBrink Art Museum is a fine-art museum, open since 1983, featuring changing exhibitions from the renowned art collection of lawyer Samuel E. Weir (the museum is his former home), as well as outstanding works on loan from contemporary artists and Canadian and international collections. Exhibitions change throughout the year. There is also a library and gift shop onsite.

      • Adaptive reuse
      • Kid-friendly
      • Parking
      • Partial wheelchair access
      • Self-guided tours available
      • Washrooms
      • Photography allowed
      • Rental opportunities

      Contact info

      116 Queenston Street
      Queenston, Ontario
      Email: manager@riverbrink.org
      https://www.riverbrink.org

      Architecture

      Year built: 1970
      Building type: Museum Gallery
      Architect: Arthur E. Nutter

      Dates/hours open

      Oct 17, 10:00am - Oct 17, 05:00pm

      Riverdale Hub Doors Open Toronto

      Riverdale Hub

      Built in 1914 as a silent-picture theatre, this three-storey building has been revitalized into an environmentally sustainable hub that offers accessible programming and arts initiatives centred around marginalized BIPOC communities. Retaining the building's original heritage and charm, the restoration highlights exposed brick and wooden posts. Featured in this green building is a restaurant, rooftop garden, co-working areas and galleries/event spaces.

      • Adaptive reuse
      • Food vendors
      • Full wheelchair access
      • Guided tours available
      • Parking
      • Washrooms
      • Photography allowed

      Contact info

      1326 Gerrard Street East
      Toronto, Ontario
      https://riverdalehub.ca

      Architecture

      Year built: 1914
      Building type: Educational facility Food and drink Green building Theatre Gallery
      Architect: P.H. Finney

      Dates/hours open

      May 23, 10:00am - May 23, 05:00pm

      Robert McLaughlin Gallery, The Doors Open Oshawa

      Robert McLaughlin Gallery, The

      This artist-centred and community-oriented public art gallery in the heart of downtown Oshawa was founded in 1967 and expanded to add 3,300 square metres (36,000 square feet) in 1987. Arthur Erickson built the gallery around the existing structure, using dramatic skylights. This is the largest public art gallery in Durham Region, with a collection of over 4,700 works.

      • Full wheelchair access
      • Guided tours available
      • Kid-friendly
      • Parking
      • Self-guided tours available
      • Site is protected by the Ontario Heritage Trust
      • Washrooms
      • Photography allowed
      • Rental opportunities

      Contact info

      72 Queen Street
      Oshawa, Ontario
      https://rmg.on.ca

      Architecture

      Year built: 1969; Erickson addition 1987
      Building type: Museum Gallery
      Architect: Arthur Erickson

      Dates/hours open

      May 02, 11:00am - May 02, 04:00pm

      Rogers tv Doors Open Ottawa

      Rogers tv

      This single-storey building is home to the tv Rogers and Rogers tv community production studios, where they create 300 original hours of programming every year. Come and visit the studios and learn more about the fascinating world of television. Check out their volunteer opportunities. Or suggest an idea for programming you’d like to see developed here.

      • Adaptive reuse
      • Full wheelchair access
      • Guided tours available
      • Kid-friendly
      • Parking
      • Washrooms
      • Photography allowed

      Contact info

      475 Richmond Road
      Ottawa, Ontario
      https://www.rogerstv.com/ottawa/shows

      Architecture

      Building type: Commercial

      Dates/hours open

      Jun 06, 10:00am - Jun 06, 04:00pm

      Rogers tv Doors Open Along the Grand

      New

      Rogers tv

      Lights, camera, action! Rogers tv, Cable 20 is Brantford's local community channel, covering issues, events, entertainment, sports and all things local. During Doors Open, come and tour the studio, control room and mobile unit. You will get an exclusive look at how shows are created and meet the people who make it happen.

      Contact info

      23 Harris Avenue
      Brantford, Ontario
      https://rogerstv.com/brantford/shows

      Architecture

      Building type: Commercial

      Dates/hours open

      May 09, 10:00am - May 09, 04:00pm

      Rosedale United Church Doors Open Toronto

      Rosedale United Church

      Rosedale United’s sanctuary, with its pointed arches and vaulted ceilings, draws the eye upward, creating a sense of height and grandeur. The vibrant stained-glass windows fill the space with ethereal light, enhancing its spiritual atmosphere. The sanctuary also has excellent acoustics, as demonstrated by their Casavant organ’s rich, resonant tones. Restored in 2005, the organ now boasts 2,637 pipes.

      • Full wheelchair access
      • Kid-friendly
      • Self-guided tours available
      • Washrooms
      • Photography allowed

      Contact info

      159 Roxborough Drive
      Toronto, Ontario
      https://www.rosedaleunited.org

      Architecture

      Year built: 1913
      Building type: Place of worship
      Architect: John Gemmell

      Dates/hours open

      May 23, 10:00am - May 24, 05:00pm

      Royal Canadian Legion Branch 153 Doors Open Tillsonburg

      New

      Royal Canadian Legion Branch 153

      The Royal Canadian Legion Branch 153 in Tillsonburg is a welcoming community hub. It provides a space to connect, celebrate and support one another while honouring Canada’s veterans. Through events, ceremonies and social gatherings, Branch 153 preserves local and national history, fosters camaraderie and ensures that all are welcomed with respect and inclusivity.

      • Full wheelchair access
      • Parking
      • Washrooms
      • Rental opportunities
      • Veterans/Military heritage

      Contact info

      16 Durham Street
      Tillsonburg, Ontario
      Email: branch153@rogers.com
      https://www.legion.ca/contact-us/find-a-branch

      Architecture

      Year built: 1970
      Building type: Historical landmark Military
      Architect: N/A

      Dates/hours open

      Jun 06, 01:00pm - Jun 06, 03:00pm

      Royal Canadian Legion Branch 25 Doors Open Sault Ste. Marie

      Royal Canadian Legion Branch 25

      Come and explore the new home of the Royal Canadian Legion Branch 25 — complete with a museum where you can learn about the Sault’s miliary service over the years. Part of their new home is also an award-winning residential facility. In addition to museum artifacts, more military artifacts and exhibits will be available in the adjacent meeting rooms. (Photo: SalDan Construction Group)

      • Full wheelchair access
      • Guided tours available
      • Kid-friendly
      • Parking
      • Washrooms
      • Photography allowed
      • Veterans/Military heritage

      Contact info

      96 Great Northern Road
      Sault Ste. Marie, Ontario
      Email: rclbranch25@shawbiz.ca
      https://www.facebook.com/branch25

      Architecture

      Year built: 2023
      Building type: Museum Private residence Archives

      Dates/hours open

      Sep 26, 10:00am - Sep 26, 04:00pm

      Royal Canadian Mint Doors Open Ottawa

      Royal Canadian Mint

      Headquartered in the historical building where the Mint was founded in 1908, this facility produces hand-crafted commemorative coins, gold and silver bullion, medals and medallions. A tour of the operations explains the many different coin manufacturing technologies. For an unforgettable souvenir, hold a 24-karat pure gold bar worth over $700,000.

      • Full wheelchair access
      • Guided tours available
      • Kid-friendly
      • Parking
      • Washrooms
      • Photography allowed

      Contact info

      320 Sussex Drive
      Ottawa, Ontario
      https://www.mint.ca

      Architecture

      Year built: 1908
      Building type: Attraction Commercial Government building Historical landmark

      Dates/hours open

      Jun 06, 10:00am - Jun 07, 04:00pm

      Royal City Mission Doors Open Guelph

      New

      Royal City Mission

      Formerly Chalmers Presbyterian Church, built in 1871, it was designed by Henry Langley in the roman gothic style. In 2025, the church was sold to the Mission. They started a meal program, provided secure storage bins, laundry and shower facilities for people experiencing homelessness. Its goal is to provide a safe and loving environment for anyone in need.

      • Adaptive reuse
      • Full wheelchair access
      • Guided tours available
      • Kid-friendly
      • Washrooms

      Contact info

      50 Quebec Street
      Guelph, Ontario

      Architecture

      Year built: 1871
      Building type: Place of worship
      Architect: Henry Langley

      Dates/hours open

      Apr 25, 10:00am - Apr 25, 04:00pm