Collins v. Yosemite Park & Curry Co. Collins v. Yosemite Park & Curry Co. Collins v. Yosemite Park & Curry Co., 304 U.S. 518 (1938), is a court case in which the appellee, the Yosemite Park and Curry Co., brought this suit to enjoin the California State Board of Equalization and the State Attorney General from enforcing the 'Alcoholic Beverage Control Act' of the State of California, within the limits of Yosemite National Park. The court distinguished between the State's power under the Twenty-first Amendment to regulate the importation of liquor to the state, and its "territorial jurisdiction" over a federal enclave like the park. The court
Yosemite National Park trails in Yosemite Valley itself; mountain biking is not allowed. Rock climbing is an important part of Yosemite. Camp 4, a walk-in campground in Yosemite Valley, was instrumental in the development of rock climbing as a sport, and is listed on the National Register of Historic Places. Climbers can generally be spotted in the snow-free months on anything from ten-foot-high (3 m) boulders to the face of El Capitan. Classes on rock climbing are offered by numerous groups. Yosemite Valley is open all year, although some roads within the park close in winter. Downhill skiing is available at the Badger