Columbia Encyclopedia

Search results

381 results found

Golden Gate

(Encyclopedia)Golden Gate, strait, 4 mi (6.4 km) long and 1 to 2 mi (1.6–3.2 km) wide, linking San Francisco Bay with the Pacific Ocean. It was discovered in 1579 by the English explorer Sir Francis Drake. Known ...

Pallas, Peter Simon

(Encyclopedia)Pallas, Peter Simon pāˈtər zēˈmôn päˈläs [key], 1741–1811, German naturalist and explorer. He became (1768) professor at the Academy of Sciences, St. Petersburg. In 1769, Pallas was a membe...

Saint Lawrence, Gulf of

(Encyclopedia)Saint Lawrence, Gulf of, arm of the Atlantic Ocean, c.100,000 sq mi (259,000 sq km), SE Canada, extending c.250 mi (400 km) from the mouth of the Saint Lawrence River to Newfoundland on the east. At i...

Tiwi Islands

(Encyclopedia)Tiwi Islands, island group (2016 pop. 2,453), Northern Territory, Australia, c.50 mi (80 km) N of Darwin, in the Timor Sea. Consisting of Bathurst Island and the much larger Melville Island to the eas...

Adam's Bridge

(Encyclopedia)Adam's Bridge or Rama's Bridge räˈmə [key], chain of shoals, c.18 mi (30 km) long, SW Palk Strait, between India and island nation of Sri Lanka. At high tide it is covered by c.4 ft (1.2 m) of wate...

fur seal

(Encyclopedia)fur seal, fin-footed marine mammal of the eared seal family (Otaridae), highly valued for its fur. Like the closely related sea lion, the nine species of fur seals are distinguished from the true seal...

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...

Arctic Ocean

(Encyclopedia)Arctic Ocean, the smallest ocean, c.5,400,000 sq mi (13,986,000 sq km), located entirely within the Arctic Circle and occupying the region around the North Pole. The Arctic basin was almost wholly u...

Store Bælt Bridge

(Encyclopedia)Store Bælt Bridge stôˈrə bĕlt [key], link comprising two bridges and a tunnel, S Denmark, across the Store Bælt strait (see Store Bælt and Lille Bælt) between Sjælland and Fyn islands. The en...

Viscount Melville Sound

(Encyclopedia)Viscount Melville Sound, 250 mi (402 km) long and 100 mi (161 km) wide, arm of the Arctic Ocean, Northwest Territories and Nunavut, Canada, between Victoria and Prince of Wales islands on the south an...