Columbia Encyclopedia

Search results

500 results found

Ross Island

(Encyclopedia)Ross Island, in the Ross Sea, Antarctica, on the edge of the Ross Ice Shelf. Part of the Ross Dependency, the island is separated from Victoria Land by McMurdo Sound. Mt. Erebus, an active volcano, an...

Clipperton Island

(Encyclopedia)Clipperton Island, uninhabited atoll, c.2 sq mi (5.2 sq km), in the Pacific Ocean, c.800 mi (1,290 km) SW of Mexico. It was used as a base by John Clipperton, an English pirate. The French claimed it ...

Blennerhassett Island

(Encyclopedia)Blennerhassett Island, in the Ohio River, near Parkersburg, W.Va. On it Harman Blennerhassett built a mansion and a laboratory for his study. The island was ransacked by the local militia when Aaron B...

Block Island

(Encyclopedia)Block Island, 7 mi (11.2 km) long and 3.5 mi (5.6 km) wide, off S R.I. at the eastern entrance to Long Island Sound. Visited by the Dutch navigator Adriaen Block in 1614, it was settled in 1661. The m...

Ascension, island

(Encyclopedia)Ascension əsĕnˈchən [key], island, 34 sq mi (88 sq km), in the S Atlantic, NW of Saint Helena and belonging to the British St. Helena overseas territory. Georgetown i...

San Andreas fault

(Encyclopedia)San Andreas fault, great fracture (see fault) of the earth's crust in California. It is the principal fault of an intricate network of faults extending more than 600 mi (965 km) from NW California to ...

Saint Croix, island, Virgin Islands

(Encyclopedia)Saint Croix sānt kroi [key], island (2010 pop. 50,601), 80 sq mi (207 sq km), the largest of the U.S. Virgin Islands, in the West Indies. Christiansted, on the northeast coast, is the island's leadin...

Bogoslof Island

(Encyclopedia)Bogoslof Island bōˈgəslôf [key], volcanic islet, c.1.2 mi (.75 km) long, SW Alaska, Aleutian Islands, in the Bering Sea, 61 mi (98 km) NW of Unalaska. The island first appeared in 1796 and has gro...

Clare Island

(Encyclopedia)Clare Island, c.6 sq mi (15 sq km), Co. Mayo, W Republic of Ireland, at the entrance to Clew Bay. There are ruins of a 13th-century Carmelite abbey and of the 16th-century castle of Grania or Grace O'...

Constitution Island

(Encyclopedia)Constitution Island, in the Hudson River opposite West Point, SE N.Y.; part of the U.S. Military Academy. The ruins of Fort Constitution, built in 1775, are there. During the American Revolution, a ch...