Six day saddle trips are $1603.00. The Yosemite Park and Curry Company operated the High Sierra Camps.YP&CC remained a Curry Family controlled corporation until the death of Mary Curry Tressider in 1970. After several ownership changes, MCA, Inc. took control of YP&CC in 1973, operating the concession until the NPS awarded a new contract to Delaware North Company in 1993. which has operated the concession ever since, and manages all of the camps except the Sequoia High Sierra Camp. Demand for reservations at the Yosemite backcountry camps is very high, and a lottery is conducted for reservations, with applications being accepted from September 1 to November 1 of the previous year for reservations the following summer. These camps, in conjunction with Tuolumne Meadows Lodge, make it possible to "backpack for six days without carrying a backpack. You can carry a day pack and spend each night at one of the High Sierra camps, complete with bedding and meals". These camps provide "a fantastic way for visitors who enjoy a warm bed, a hot shower and a hearty meal to enjoy the beauty of the backcountry." The complete loop, which offers a "maximum in scenic beauty", has a hiking length, without side trips, estimated at . The May Lake High Sierra Camp replaced an earlier camp at Tenaya Lake, and was established in July, 1938 at a site selected by Donald Tresidder and Mary Curry Tresidder of the Yosemite Park and Curry Company. It is located at an elevation of . The camp can accommodate 36 overnight guests. It is the backcountry camp closest to a road, and is accessible by an uphill hike of from the parking area. Glen Aulin High Sierra Camp is located a hiking distance of northeast, and Sunrise High Sierra Camp is located a hiking distance of southeast. Mount Hoffmann, named for topographer Charles F. Hoffmann of the California Geological Survey, is located just across May Lake, which is named for the woman Hoffman married, Lucy Mayotta Brown. Tenaya Peak is also nearby. The Glen Aulin High Sierra Camp is located on the Tuolumne River at an elevation of , and was one of the original camps established in 1923. However, the camp was relocated in 1927 a small distance upriver, because the original site had a mosquito problem early in the season. The current site is "graced by a superb waterfall and the lucent pool into which it spills." Downstream on the Tuolumne River are three more spectacular waterfalls, Waterwheel Falls, California Falls, and Le Conte Falls.