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Great Basin

(Encyclopedia)Great Basin, semiarid, N section of the Basin and Range province, the intermontane plateau region of W United States and N Mexico. Lying mostly in Nevada and extending into California, Oregon, Idaho, ...

Imperial Valley

(Encyclopedia)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 −232 ft...

Shenandoah valley

(Encyclopedia)Shenandoah valley, part of the Great Valley of the Appalachians, c.150 mi (240 km) long, N Va., located between the Blue Ridge and the Allegheny mts. The valley is divided into two parts by Massanutte...

Central Valley

(Encyclopedia)Central Valley, great trough of central Calif., c.450 mi (720 km) long and c.50 mi (80 km) wide, between the Sierra Nevada and the Coast Ranges. The Sacramento and San Joaquin rivers drain much of the...

Dessie

(Encyclopedia)Dessie, Dessye, or Dese all: dĕsˈyā [key], town, capital of Wallo prov., central Ethi...

Great Zimbabwe

(Encyclopedia)Great Zimbabwe zĭmbäbˈwā [key] [Bantu,=stone houses], ruined city, SE Zimbabwe, near Masvingo (formerly Fort Victoria). Its mortarless, curving granite walls and buildings were constructed in 11th...

Magadi, Lake

(Encyclopedia)Magadi, Lake məgäˈdē [key], c.20 mi (30 km) long and 2 mi (3.2 km) wide, S Kenya, in the Great Rift Valley. Formed and constantly resupplied by volcanic springs, the lake has a thick crust of carb...

Great Lakes, lakes and region, E Africa

(Encyclopedia)Great Lakes, group of freshwater lakes lying along the Great Rift Valley, E Africa, including Lakes Victoria, Tanganyika, Nyasa, Turkana, Albert, Kivu, and Edward. Lakes Victoria, Albert, and Edward e...

Fergana Valley

(Encyclopedia)Fergana Valley or Ferghana Valley, region, 8,494 sq mi (22,000 sq km), Central Asia, divided among Uzbekistan, Tajikistan, and Kyrgyzstan. The Fergana Range (part of the Tian Shan system) rises in the...

Arabah

(Encyclopedia)Arabah or Araba both: äˈräbä, ărˈəbə [key], depression, on the Israel-Jordan border, extending c.100 mi (160 km) from the Dead Sea S to the Gulf of Aqaba; part of the Great Rift Valley complex...