Most City services will remain open; however, there are adjustments to operating hours in place. Here’s what’s open and closed for the Heritage Day long weekend 2026. Calgary Public LibraryAll branches of the public library will be closed on Heritage Day. You can check Cineplex’s website, Landmark Cinema’s website, and Canyon Meadows Cinema’s website for showtimes at the theatre closest to you. TransitThe City of Calgary will operate buses, CTrain, and On Demand on a Sunday level of service on Heritage Day.