Overview Kelsey is one of two campgrounds within the Buffalo Creek Recreation Area, about an hour's drive southwest of Denver, Colorado. Visitors enjoy a variety of recreational opportunities, including hiking, rock climbing, mountain biking and trout fishing. Recreation The Buffalo Creek Recreation Area is home to a 40-mile trail system most popular with mountain bikers, but hikers and horseback riders enjoy the area as well. Several trailheads are within the area, including Little Scraggy Trai