2024/2025 Open Gym Dates Kelly Thomas Mandan Parks October 28, 2024 Open gym is held at the Pepsi All Seasons Arena, located at 905 9th St. NW, from 12:30pm-3pm on the following dates. December – 1, 8, 22, 30 Jan. 5 February – 9, 23 March – 2, 9, 16 Share on Facebook Share on X