What: A daylong celebration marking the reopening of the Union Depot as a transit hub.

When: Saturday

Where: Union Depot, 214 E. 4th St., St. Paul.

Events: Metro Transit bus service begins, 7 a.m.; public dedication and unveiling of the waiting room, 9:30 a.m.; free activities, including tours, theatrical performances, music, local artists, food vendors and Snoopy statue rededication, 10 a.m. to 4 p.m.; family movie night, 5 p.m.