The Holy Cross Wilderness is a U.S. Wilderness Area located in San Isabel and White River national forests near Leadville, Minturn, Avon, Edwards, Eagle, and Vail, Colorado. The 122,797-acre (496.94 km2) wilderness with 164 miles (264 km) of trails was established in 1980. The wilderness was named after its highest peak, 14,005-foot (4,269 m) Mount of the Holy Cross.The Holy Cross Wilderness has a history of many hikers, often those who are unprepared, becoming endangered.