Grand Teton National Park

Grand Teton National Park (tētŏn`, tē`tŏn), 309,993 acres (125,503 hectares), NW Wyo.; est. 1929. The park, which includes Jackson Lake and part of Jackson Hole, embraces the most scenic portion of the glaciated, snow-covered Teton Range; Grand Teton (13,766 ft/4,196 m) is the highest peak. The Snake River flows through the park, which is dotted with small lakes and has several glaciers, forests, and a great variety of wildlife. Hiking, floating down the Snake on rafts, camping, and mountain climbing are popular activities in the park. Fur trapping thrived until the 1840s. See National Parks and Monuments (table).

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Grand Teton National Park

National preserve, northwestern Wyoming, U.S. In 1950 most of Jackson Hole National Monument (a fertile valley) was incorporated into the park, which was established in 1929 and now covers 484 sq mi (1,254 sq km). The snow-covered peaks of its Teton Range are 7,000 ft (2,100 m) above the nearby Snake River valley.