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All-American Canal

(Encyclopedia) All-American Canal, 80 mi (129 km) long, SE Calif.; part of the federal irrigation system of the Hoover Dam. Built between 1934 and 1940 across the Colorado Desert, the canal is…

Matagorda Bay

(Encyclopedia) Matagorda BayMatagorda Baymătəgôrˈdə [key], inlet of the Gulf of Mexico, c.50 mi (80 km) long and from 3 to 12 mi (4.8–19 km) wide, SE Tex., protected by a long sandspit, Matagorda…

Mead, Lake

(Encyclopedia) Mead, Lake, 247 sq mi (640 sq km), on the Nev.-Ariz. border, formed by Hoover Dam across the Colorado River. The lake is 115 mi (185 km) long, from 1 to 8 mi (1.6–12.9 km) wide, and…

Alarcón, Hernando de

(Encyclopedia) Alarcón, Hernando deAlarcón, Hernando deārnänˈdō dā älärkōnˈ [key], fl. 1540, Spanish explorer in the Southwest. He was given command of a fleet that was supposed to support the land…

Flaming Gorge Dam

(Encyclopedia) Flaming Gorge Dam, in a deep canyon of the Green River, NE Utah; built 1958–63 by the U.S. Bureau of Reclamation as a major unit in the Colorado River storage project. The dam…

Fages, Pedro

(Encyclopedia) Fages, PedroFages, Pedropāˈᵺrō fäˈhās [key], fl. 1767–96, Spanish governor of Alta California (1782–91). In Mexico in 1767, he was ordered to accompany the expedition of Gaspar de…

Colorado Plateau

(Encyclopedia) Colorado Plateau, physiographic region of SW North America, c.150,000 sq mi (388,500 sq km), in Arizona, Utah, Colorado, and New Mexico, including the “Four Corners” area. It is…

Cárdenas, García López de

(Encyclopedia) Cárdenas, García López deCárdenas, García López degärthēˈä lōˈpĕth dā kärˈdānäs [key], fl. 1540, Spanish explorer in the Southwest. A member of the 1540 expedition of Francisco Vásquez…

Maricopa

(Encyclopedia) MaricopaMaricopamärĭkōˈpə, mâr– [key], Native North Americans whose language belongs to the Yuman branch of the Hokan-Siouan linguistic stock (see Native American languages). At some…

Yuma, indigenous people of North America

(Encyclopedia) YumaYumay&oomacr;ˈ mə [key], Native North Americans whose language belongs to the Yuman branch of the Hokan-Siouan linguistic stock (see Native American languages). Also known as…