Great Bear Recreation Park features more than 200 acres of outdoor fun just minutes from downtown Sioux Falls. From exciting winter sports to beautiful nature trails and indoor and outdoor event venues, there is always something great happening at Great Bear. The Ski Valley features skiing, snowboarding, snow tubing and snow shoeing in the winter. In the summer, there is a four-mile trail system with three distinct loops for a leisurely stroll or a challenging, back-country experience.