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Doors Open Ontario presenting sponsor
Doors Open Ontario presenting sponsor

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

Rising Moon Bellydance Doors Open London

Rising Moon Bellydance

Middle Eastern Dance, also known as Bellydance, is an ancient art form. At Rising Moon Studio you will discover its rich history, styles and evolution. Join us for mesmerizing performances from 3:00 to 4:30pm followed by a Foundations Workshop from 5:00 to 6:00pm. Shimmy, undulate and celebrate 25 years of cultural activities in our city!

  • Full wheelchair access
  • Parking
  • Photography allowed

Contact info

1444 Glenora Drive, Unit 2
London, Ontario
Email: luna@risingmoonbellydance.com
https://risingmoonbellydance.com

Architecture

Building type: Commercial

Dates/hours open

Sep 19, 03:00pm - Sep 19, 06:00pm

Rising Sun Masonic Lodge Doors Open Aurora

Rising Sun Masonic Lodge

This Gothic Revival inspired building is home to Aurora's Freemasons, known as the Rising Sun Lodge. Constructed in 1877 by the Methodist Episcopal Church, the building was purchased by the Masons in 1885. Visit the Rising Sun Lodge and discover exquisite murals that adorn the meeting room and learn more about this history of the building and the Masons that call it home. 

  • Guided tours available
  • Parking
  • Self-guided tours available
  • Washrooms
  • Photography allowed

Contact info

57 Mosley Street
Aurora, Ontario
Email: prose@aurora.ca

Architecture

Year built: 1877
Building type: Place of worship Masonic lodge

Dates/hours open

Sep 20, 10:00am - Sep 20, 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

Roselawn Bowling Club Doors Open Owen Sound

Roselawn Bowling Club

Lawn bowling has been a popular summer sport in Owen Sound for more than 100 years. The club, originally called Owen Sound North (Brooke) Lawnbowling Club, purchased this property for $200 in 1948. After a fire in the 1990s destroyed the St. George’s Lawnbowling Club facility, Roselawn welcomed its members. Come and visit and try your hand at lawn bowling!


  • Guided tours available
  • Kid-friendly
  • Parking
  • Partial wheelchair access

Contact info

1555 5th Avenue West
Owen Sound, Ontario
Email: roselawnbowlingclub@gmail.com
https://www.roselawnbowls.ca/

Architecture

Year built: 1948
Building type: Sports facility

Dates/hours open

Jul 18, 10:00am - Jul 18, 04:00pm

Roxy Theatre & Owen Sound Little Theatre Doors Open Owen Sound

Roxy Theatre & Owen Sound Little Theatre

The Roxy Theatre building, which was originally the Grand Opera House, was constructed in 1913 and has long been a landmark in Owen Sound. The Owen Sound Little Theatre, a not-for-profit charitable organization, now uses the building for community theatrical productions as well as many stage performances and musical events. Free parking on Saturdays in the lot behind the theatre.

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

Contact info

251 9th Street East
Owen Sound, Ontario
Email: admin@roxytheatre.ca
https://roxytheatre.ca

Architecture

Year built: 1913
Building type: Attraction Theatre
Architect: George Redmond and Neil Beggs

Dates/hours open

Jul 18, 10:00am - Jul 18, 04:00pm

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 Canadian Regiment Museum Doors Open London

Royal Canadian Regiment Museum

Join the Royal Canadian Regiment Museum to explore Canada’s military history through interactive exhibits and family-friendly activities. Discover the special exhibition Fascinating Redcoats, highlighting Wolseley Barracks from 1886 to 1914, its role in early militia training, and its impact on London. Learn how this historic site shaped both the military and the surrounding community. Enjoy musical performance!

  • Full wheelchair access
  • Guided tours available
  • Kid-friendly
  • National Historic Site (Canada)
  • Parking
  • Washrooms
  • Photography allowed
  • Veterans/Military heritage

Contact info

701 Oxford Street East
London, Ontario
Email: director@thercrmuseum.ca
https://thercrmuseum.ca

Architecture

Year built: 1886-88
Building type: Military Museum
Architect: Henry James

Dates/hours open

Sep 19, 11:00am - Sep 20, 05:00pm

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

Royal College of Physicians and Surgeons of Canada Doors Open Ottawa

Royal College of Physicians and Surgeons of Canada

The Royal College of Physicians and Surgeons of Canada has guided learning for specialist physicians so they can deliver the best health care for all. This landmark building, which overlooks the Rideau Canal, is a classically inspired structure — featuring impressive stained glass and an interior courtyard. It was formerly a monastery for the Sister Adorers of the Precious Blood.

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

Contact info

774 Echo Drive
Ottawa, Ontario
https://www.royalcollege.ca

Architecture

Year built: 1921
Building type: Educational facility Health-care facility
Architect: Alphonse Contant

Dates/hours open

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

Royal House Redeemed Christian Church of God Doors Open St. Catharines

New

Royal House Redeemed Christian Church of God

Royal House Redeemed Christian Church of God welcomes visitors to its first Doors Open event. Housed in a rare brick Romanesque building with a striking 12-petal stained glass rose window, the site has been a place of worship since 1834. Since 2006, Royal House has revitalized the space as a vibrant, multicultural congregation representing 30 nations, with dynamic services, choir and outreach.

  • Partial wheelchair access
  • Self-guided tours available

Contact info

95 Church Street
St. Catharines, Ontario
https://www.rccgroyalhouse.org/

Architecture

Year built: 1876
Building type: Place of worship

Dates/hours open

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

Ruthven Park National Historic Site Doors Open Haldimand

New

Ruthven Park National Historic Site

Explore Ruthven Park National Historic Site, with free exhibits and activities including an agricultural display, a 19th‑century hygiene exhibit, guided tours of the 1840s Greek revival-style Thompson Mansion, scenic walking trails and a visit to the ghost town of Indiana. The park spans 598 hectares (1477 acres) of forest, wetlands, sloughs, open fields and an island.

  • Guided tours available
  • National Historic Site (Canada)
  • Parking
  • Partial wheelchair access
  • Site is protected by the Ontario Heritage Trust
  • Washrooms
  • Photography allowed
  • Rental opportunities

Contact info

243 Haldimand Hwy 54
Cayuga, Ontario
Email: info@ruthvenpark.ca
https://www.ruthvenpark.ca/

Architecture

Year built: 1845 - 1847
Building type: Cemetery Historical house Museum

Dates/hours open

Aug 01, 10:00am - Aug 01, 04:00pm

Sadleir House Doors Open Peterborough

Sadleir House

Built in 1892 for industrialist James Kendry, Sadleir House is a striking Queen Anne home that was once the heart of Trent University’s Peter Robinson College. Now run by the not-for-profit P. R. Community and Student Association, it has been turned into a vibrant community hub hosting concerts, exhibitions and more. Enjoy staff-led tours and a vintage clothing display by Statement House.

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

Contact info

751 George Street North
Peterborough, Ontario
https://www.sadleirhouse.ca

Architecture

Year built: 1892
Building type: Historical house
Architect: J.C. Rutherford; Ronald Thom

Dates/hours open

Sep 12, 10:00am - Sep 12, 04:00pm

Saint James Westminster Anglican Church Doors Open London

Saint James Westminster Anglican Church

Become immersed in this church’s history and present-day community through self-guided tours and exhibits. Enjoy mini concerts throughout the day featuring Saint James’ vibrant musical ensembles. Brassroots, celebrating its 40th anniversary, will perform two 45-minute concerts at 11:30am and 2:30pm, sharing exciting brass music and their history through displays, with opportunities to meet performers.

  • Guided tours available
  • National Historic Site (Canada)
  • Parking
  • Partial wheelchair access
  • Washrooms
  • Photography allowed

Contact info

115 Askin Street
London, Ontario
Email: office@stjameswest.ca
https://www.saintjameswestminster.ca

Architecture

Year built: 1877
Building type: Historical landmark Place of worship

Dates/hours open

Sep 19, 11:00am - Sep 19, 04:00pm

Salem Chapel – British Methodist Episcopal Church National Historic Site Doors Open St. Catharines

Salem Chapel – British Methodist Episcopal Church National Historic Site

Salem Chapel was an important centre of abolitionist and civil rights activity and was the cornerstone of a growing African American community in Niagara. Harriet Tubman, who attended the church, led many freedom seekers to St. Catharines. The chapel has an auditory-hall design typical of churches associated with the Underground Railroad movement. It also has many original artifacts on display.

  • Kid-friendly
  • National Historic Site (Canada)
  • Self-guided tours available

Contact info

92 Geneva Street
St. Catharines, Ontario
http://salemchapelbmechurch.ca/index.html

Architecture

Year built: 1855
Building type: Historical landmark Place of worship

Dates/hours open

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

Salt Springs Church Doors Open Along the Grand

Salt Springs Church

A Methodist mission was established here in 1822, attracting both white settlers and Indigenous residents. In 1830, a wooden structure was built. Over time, the congregation grew and a brick building replaced the wooden one in 1860. The current structure dates from 1902. Of interest is the simple wooden furniture and the adjacent cemetery (containing many early settlers).

  • Guided tours available
  • Parking
  • Washrooms
  • Photography allowed
  • Rental opportunities

Contact info

61 Salt Springs Church Road
Brantford, Ontario
https://images.ourontario.ca/brant/227/exhibit/1

Architecture

Year built: 1822; 1860; 1902
Building type: Cemetery Historical landmark Place of worship
Architect: L. Taylor (current structure)

Dates/hours open

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