Doors Open Ottawa 2024 History. Annual city of ottawa event with organizations and community member's opening their residence, business and place of worship to the public. If you are unable to confirm your building’s participation by the.

The 22nd annual doors open ottawa event starts june 1 to offer residents a glimpse into the iconic history that lies behind the closed doors of the capital’s buildings. You can tour many architecturally and historically rich buildings not open to the public that.