Hanson-Larsen Memorial Park (HLMP), a non-profit, privately-operated park, is home to more than 20 miles of world-class recreational trails on 300 acres of impeccable Black Hills terrain near historic downtown Rapid City. The HLMP trails have offerings for hikers, bikers and runners of all skill levels, from gently-graded, wide singletrack for beginners and families, to technical-advanced, rock-strewn terrain for more challenge.