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Cape Breton Island

(Encyclopedia)Cape Breton Island, island, 3,970 sq mi (10,282 sq km), forming the northeastern part of N.S., Canada, and separated from the mainland by the narrow Gut...

Cape Sable Island

(Encyclopedia)Cape Sable Island, 7 mi (11.2 km) long and 3 mi (4.8 km) wide, SW N.S., Canada. It is connected to the mainland by a causeway over Barrington Passage. C...

Valencia, island, Ireland

(Encyclopedia)Valencia, island, Ireland: see Valentia. ...

Three Mile Island

(Encyclopedia)Three Mile Island, site of a nuclear power plant 10 mi (16 km) south of Harrisburg, Pa. On Mar. 28, 1979, failure of the cooling system of the No. 2 nuclear reactor led to overheating and partial melt...

Theodore Roosevelt Island

(Encyclopedia)Theodore Roosevelt Island: see National Parks and Monuments (table)national parks and monuments (table). ...

Aegina, island, Greece

(Encyclopedia)Aegina or Aíyina āˈyēnä [key], island, 32 sq mi (83 sq km), off SE Greece, in the Saronic Gulf (or Gulf of Aegina), near Athens. Sponge fishing and farming (fi...

Yerba Buena Island

(Encyclopedia)Yerba Buena Island, 300 acres (121 hectares), W Calif., in San Francisco Bay. It is the midpoint of the San Francisco–Oakland Bay Bridge, which crosses the island through a tunnel. There are coast g...

Ré, island, France

(Encyclopedia)Ré rā [key], island (1991 pop. 13,973), 33 sq mi (85 sq km), Charente-Maritime dept., off La Rochelle, W France, in the Bay of Biscay. The island is largely agricultural; it has oyster beds, some fi...

Saint Helena Island

(Encyclopedia)Saint Helena Island: see Sea Islands. ...

Saint Lawrence Island

(Encyclopedia)Saint Lawrence Island, c.90 mi (145 km) long and from 8 to 22 mi (13–36 km) wide, off W Alaska, in the Bering Sea. A barren island, it is inhabited by Eskimo engaged in fishing. It was visited by Da...