Sunken Pass is the pass through the mountains which separate the small village of Kul-Tur with the valley on the other side of the mountains to its south. It can be entered through the Kul-Tur Jailoo, and can be trekked on foot or by horse.
Independence Pass is a 12,095 foot high summit mountain pass which connects Leadville and Aspen. It is a windy road with steep, scary drop-offs along the side and is only open usually between June and September.