Teton Range, part of the Rocky Mts., NW Wyo. and SE Idaho, just S of Yellowstone National Park. The highest peaks are within Grand Teton National Park, with Grand Teton (13,747 ft/4,190 m) the...

Snake, river, 1,038 mi (1,670 km) long, NW United States, the chief tributary of the Columbia; once called the Lewis River. The Snake rises in NW Wyoming, in Yellowstone National Park, flows t...

National Parks and Monuments1BFBattlefieldBPBattlefield ParkBSBattlefield SiteHPHistorical ParkHSHistoric SiteHTHistoric TrailISInternational Historic SiteLSLakeshoreMMMemorialMOMonumentMPMili...

Yellowstone National Park, 2,219,791 acres (899,015 hectares), the world's first national park (est. 1872), NW Wyo., extending into Montana and Idaho. It lies mainly on a broad plateau in the ...

Jackson Hole, fertile Rocky Mt. valley, c.50 mi (80 km) long and 6 to 8 mi (9.6–12.8 km) wide, NW Wyo., partly in Grand Teton National Park. Jackson Lake, 39 sq mi (101 sq km), a natural lake ...

Big Bend National Park, 801,163 acres (324,471 hectares), W Tex.; authorized 1935, est. 1944. It is a triangle formed where the Rio Grande runs southeast then northeast in a big bend along the...

Pecos National Historical Park, 6,671 acres (2,702 hectares), N New Mexico; est. as a national monument 1965, designated a national historical park 1990. The park contains the remains of the P...

Casa Grande, city (1990 pop. 19,082), Pinal co., S Ariz.; inc. 1915. It lies in an irrigated farm area near the Casa Grande Mts. The city was named after an excavated pueblo that is included i...

Grand Pré [Fr.,=large field], village, W central N.S., Canada, on an arm of the Bay of Fundy. The area is famous for having been an early settlement of the Acadians, whose expulsion in 1755 is...

Grand Canyon, great gorge of the Colorado River, one of the natural wonders of the world; c.1 mi (1.6 km) deep, from 4 to 18 mi (6.4–29 km) wide, and 217 mi (349 km) long, NW Ariz. The canyon ...