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) 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) Trinity Bay, inlet of the Atlantic Ocean, 80 mi (129 km) long, SE Newfoundland, N.L., Canada, between the Avalon Peninsula and the mainland. With its small waterfront settlements, it preserves somethi...

(Encyclopedia) Trinity Sunday, first Sunday after Pentecost, observed as a feast of the Trinity. It was an innovation in medieval England and spread through the Western Church in the 14th cent. The Sundays until Adv...

(Encyclopedia) Cambridge. 1 City (2020 pop. 13,096), seat of Dorchester co., E Md., Eastern Shore, a port of entry on the Choptank River at its mouth on ...

(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...

(Encyclopedia) Fox, river, 176 mi (283 km) long, rising in S central Wis. and flowing SW to within 1.5 mi (2.4 km) of Portage, Wis., on the Wisconsin River, then NE through Lake Winnebago into Green Bay, an arm of L...