entertainment services in the nature of sponsoring, organizing and staging environmentally-conscious athletic competitions involving physically intensive sporting activities requiring unique skills, teamwork problem solving, and exceptional endurance, and conducted in wilderness locations, featuring combinations of the following activities - survival techniques, trail running, climbing, land navigation, orienteering, parachuting, sailing, dog sledding, skiing, kayaking, snow shoeing, rafting, mountaineering, canyoneering, mountain biking, canoeing, and horseback riding