Columbia Encyclopedia

(Encyclopedia) Missouri, river, c.2,565 mi (4,130 km) long (including its Jefferson-Beaverhead-Red Rock headstream), the longest river of the United States and the principal tributary of the Mississippi River. The l...

(Encyclopedia) Rio Grande rēˈō grănd, rēˈō gränˈdē [key], river, c.1,885 mi (3,000 km) long, rising in SW Colo. in the San Juan Mts. and flowing south through the middle of N.Mex., past Albuquerque, then c...

(Encyclopedia) Antioch, city (2020 pop. 115,291), Contra Costa co., W Calif., on the San Joaquin River near the mouth of the Sacramento; inc. 1872. It is a processing and shipping center for the agricult...

(Encyclopedia) Colonia del Sacramento kōlōˈnyä ᵺĕl säkˌrämānˈtō [key], city, capital of...

(Encyclopedia) Fair Oaks. 1 uninc. residential town (2020 pop. 32,514), Sacramento co., N central Calif., on the American River, in a growing citrus fruit and farm ...

(Encyclopedia) Red River. 1 River, 1,222 mi (1,967 km) long, southernmost of the large tributaries of the Mississippi River. It rises in two branches in the Texas Panhandle and flows SE between Texas and Oklahoma an...

(Encyclopedia) Tennessee, river, c.650 mi (1,050 km) long, the principal tributary of the Ohio River. It is formed by the confluence of the Holston and French Broad rivers near Knoxville, Tenn., and follows a U-shap...

(Encyclopedia) Klamath, mountain range, part of Pacific Coast Ranges extending c.240 mi (368 km) from SW Oregon to NW California. The Klamath Mts. are part of numerous national forest and wildlife preserves and cont...

(Encyclopedia) Columbia, river, c.1,210 mi (1,950 km) long, rising in Columbia Lake, SE British Columbia, Canada. It flows first NW in the Rocky Mt. Trench, then hooks sharply about the Selkirk Mts. to flow S throug...

(Encyclopedia) Boise, river, c.160 mi (260 km) long, rising in SW Idaho and flowing west to join the Snake River at the Oregon line. In 1811 the Boise River, originally called Reed's River, was explored by an expedi...