Doors Open Ontario

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Doors Open Ontario presenting sponsor
Doors Open Ontario presenting sponsor

Thunder Bay

Event information

Saturday, September 12, 2020 from 10 a.m. to 4 p.m.

Come step through the doors of some our city’s most unique structures and heritage sites. Learn about our history, culture and community initiatives through the exploration of Thunder Bay's remarkable architecture – all FREE of charge!

Follow us on Facebook and Instagram for up-to-date event details and information.


Community information

Located on the north shore of Lake Superior under the protective watch of the Sleeping Giant, Thunder Bay is a vibrant urban community in a wilderness setting. The largest Canadian city on Lake Superior, Thunder Bay is located on the traditional territory of Fort William First Nation, signatory to the Robinson-Superior Treaty of 1850. Thunder Bay enjoys a rich and unique blend of Indigenous, fur trade, shipping, industrial, immigrant, cultural and natural heritage.

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Become a volunteer

Help us make Doors Open Thunder Bay a great experience for all to enjoy!

Be a Greeter or Visitor Counter, or assist as a Guide – all are great ways to become an integral part of the team that produces this fantastic community event.

For more information or to sign up as a volunteer, contact Laurie or call 807-625-3197.


Contact info

Telephone: 807-625-3197