Today, the City of Toronto announced the lineup of buildings, city-wide walking tours and special programs for this year's Doors Open Toronto presented by Great Gulf. The free weekend-long celebration of architecture and public space taking place Saturday, May 28 and Sunday, May 29 will feature more than 100 sites for exploration, a talk series, walking tours and more. This year, Doors Open Toronto will incorporate both in-person and virtual experiences. Details are now available on the City's Doors Open Toronto webpage: www.toronto.ca/doorsopen.