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Mexicali, city (1990 pop. 438,377), capital of Baja California state, NW Mexico, across the border from Calexico, Calif. Once noted chiefly as the center of a cotton- and cereal-raising area, ...
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 entirely withi...
Imperial Valley, fertile region in the Colorado Desert, SE Calif., extending S into NW Mexico. Once part of the Gulf of California, most of the region is below sea level; its lowest point is -...
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