Discover the story behind every door

Presenting sponsor

The Ontario Heritage Trust works with communities across the province to open the doors, gates and courtyards of their unique and most fascinating cultural sites so you can explore the stories inside.

Start planning your excursion today.

Mike & Ophelia Lazaridis Quantum-Nano Centre, Waterloo (Photo: Joe Martz)

Events

Sites

Filter sites by: (add a filter)

Doors Open Ontario presenting sponsor

Viewing

Doors Open Ontario:

29 In-person Doors Open events

View as snapshots
View as list
View as map

Barrie Sep-14 - Sep 14

New Date

Simcoe Hotel, 1927

Carleton Place Sep-14 - Sep 14

Carleton Place Town Hall

Peterborough Sep-14 - Sep 14

Peterborough's historical downtown (Photo: Heritage Preservation Office)

Simcoe County Sep-14 - Sep 15

Discovery Harbour (Photo: Andrea Hamlin Photography)

Kawartha Lakes Sep-15 - Sep 15

Historical postcard of downtown Fenelon Falls, c. 1910

London Sep-21 - Sep 22

Street festival in downtown London

Waterloo Region Sep-21 - Sep 21

St. Mark's Place

Mississippi Mills Sep-22 - Sep 22

Almonte Old Town Hall (Photo: Tina Johns)

Brockton Sep-28 - Sep 28

Victoria Jubilee Hall

Lambton County Sep-28 - Sep 28

Lambton Heritage Museum

Vaughan Sep-28 - Sep 28

New Date

Vaughan City Hall

Halton Hills Sep-29 - Sep 29

Downtown Georgetown (Photo: Esquesing Historical Society)

Brampton Oct-05 - Oct 05

New Date

Peel Art Gallery Museum and Archives

Timmins Oct-05 - Oct 05

McIntyre Headframe

Niagara-on-the-Lake Oct-19 - Oct 19

Cenotaph/clock tower on Queen Street (Photo: Tony Chisholm)

Guelph Apr-27 - Apr 27

Woodlawn Memorial Park Mausoleum

Hamilton Region May-04 - May 05

East Flamborough Township Hall

Oshawa May-04 - May 04

Downtown Oshawa

Richmond Hill May-11 - May 11

Richmond Hill David Dunlap Observatory

Toronto May-25 - May 26

Toronto City Hall

Ottawa Jun-01 - Jun 02

Heritage Building and Ottawa City Hall

Whitchurch-Stouffville Jun-01 - Jun 01

Lebovic Centre for Arts and Entertainment

Markham Jun-08 - Jun 08

New Date

Heintzman House

Loyalist Township Jun-15 - Jun 15

Loyalist Township Fire and Emergency Services

Kingston and Area Jul-20 - Jul 20

New Date

Kingston City Hall

Burlington Aug-10 - Aug 10

Burlington waterfront at night

Cornwall and SDG Counties Aug-17 - Aug 18

Historic SDG Jail

Owen Sound Aug-24 - Aug 24

New Date

Owen Sound Chapel (Photo: Owen Sound Tourism)

Belleville Sep-07 - Sep 07

Belleville City Hall