Article content The holiday coincides with the first day of lifted public-health restrictions as Alberta enters Stage 3 of its reopening plan, with nearly 73 per cent of Albertans immunized with at least one vaccine shot against COVID-19. We apologize, but this video has failed to load. Try refreshing your browser, or Mixed emotions at Calgary Canada Day events Back to video But it also comes following the discovery of more than 1,100 unmarked graves at the sites of three former residential schools in British Columbia and Saskatchewan. Alberta Premier Jason Kenney made appearances at several Canada Day events in Calgary on Thursday, including a parade through the southeast community of Parkland.