Explore hundreds of off-limits buildings across Ontario for free this spring and summer
Doors Open Ontario returns for another season, offering locals and visitors the chance to explore hundreds of buildings that are typically closed to the public.The free program is an initiative of the Ontario Heritage Trust, designed to provide access to culturally significant sites across the province. This year also marks its 25th anniversar...
https://www.blogto.com/radar/2026/04/doors-open-ontario-2026/