BIKE PARK IS OPEN! Downhill Trails, Rentals and Lift Service Saturday, Sunday & Memorial Monday 10am-4pm: XC singletrack and Natural Play Area open dawn to dusk daily (weather permitting) Downhill Trails are a bit raw and dry for first wheels of the season, remember PRE-Ride, RE-Ride, FreeRIDE! Steal Your Face trail will remain closed for repair. #DetroitMountain