Columbia Encyclopedia

(Encyclopedia) Vancouver, city (1990 pop. 46,380), seat of Clark co., SW Wash., on the Columbia River opposite Portland, Oreg., with which it is connected by bridges; inc. 1857. A rapidly growing suburb of Portland ...

(Encyclopedia) Dayton, city (2020 pop. 137,644), seat of Montgomery co., SW Ohio, on the Great Miami River where it is joined by the Stillwater River; inc. 1805. It is...

(Encyclopedia) Hoover Dam, 726 ft (221 m) high and 1,244 ft (379 m) long, on the Colorado River between Nev. and Ariz.; one of the world's largest dams. Built between 1931 and 1936 by the U.S. Bureau of Reclamation,...

(Encyclopedia) Glen Canyon Dam, 710 ft (216 m) high, 1,560 ft (475 m) long, NE Ariz., on the Colorado River. The key unit of the U.S. Bureau of Reclamation's Colorado River storage project, it is one of the world's ...

(Encyclopedia) Yoho National Park yōˈhō [key], 507 sq mi (1,313 sq km), SE British Columbia, Canada, in the Rocky Mts. at the Alta. border; est. 1886. It lies W of the Continental Divide, adjoining Banff and Koot...

(Encyclopedia) pony express, in U.S. history, relay mail service. At its inception in Apr., 1860, the pony express operated between St. Joseph, Mo., the western end of a telegraph line, and Sacramento, Calif. Riders...

(Encyclopedia) Marietta mârēĕtˈə [key]. 1 City (1990 pop. 44,129), seat of Cobb co., NW Ga.; inc. 1834. The principal manufactures of this suburb of Atlanta are related to aircraft production. At the foot of Ke...

(Encyclopedia) cemetery, name used by early Christians to designate a place for burying the dead. First applied in Christian burials in the Roman catacombs, the word cemetery came into general usage in the 15th cent...

(Encyclopedia) Jasper National Park, 4,200 sq mi (10,878 sq km), W Alta., Canada, in the Canadian Rocky Mts.; est. 1907. It is the second largest of the Canadian scenic national parks and contains many high peaks, g...

(Encyclopedia) Mather, Stephen Tyng, 1867–1930, American industrialist and environmentalist, b. San Francisco, grad. Univ. of California, Berkeley, 1887. He began working for the Pacific Coast Borax Company in the...