Columbia Encyclopedia

(Encyclopedia) Lesser Slave Lake, 60 mi (97 km) long and from 3 to 10 mi (4.8–16 km) wide, central Alta., Canada, NW of Edmonton. It drains E into the Athabasca River by the Lesser Slave River. In addition to comm...

(Encyclopedia) hematite hĕmˈətīt [key], mineral, an oxide of iron, Fe2O3, containing about 70% metal, occurring in nature in red to reddish-brown earthy masses and in steel-gray to black crystalline forms. Hemat...

(Encyclopedia) Racine rəsēnˈ [key], industrial city (1990 pop. 84,298), seat of Racine co., SE Wis., on Lake Michigan, at the mouth of the Root River; inc. 1848. It is a port of entry, and its manufactures includ...

(Encyclopedia) cuesta kwĕsˈtə [key], asymmetric ridge characterized by a short, steep escarpment on one side, and a long, gentle slope on the other. The steep side exposes the edge of erosion-resistant rock layer...

(Encyclopedia) Franklin D. Roosevelt Lake: see under Grand Coulee Dam. ...

(Encyclopedia) Indiana Dunes National Park, 15,177 acres (6,142 hectares), NW Indiana, on the southern tip of Lake Michigan, est. 1966 as Indiana Dunes National Lakeshore, designated a national park 2019. The park's...

(Encyclopedia) World's Columbian Exposition, held at Chicago, May–Nov., 1893, in commemoration of the 400th anniversary of the discovery of America by Christopher Columbus. Authorized (1890) by Congress, it was pl...

(Encyclopedia) Kenosha kĭnōˈshə [key], industrial city (2020 pop. 99,986), seat of Kenosha co., SE Wis., a ...

(Encyclopedia) Mackinac măkˈĭnôˌ [key], historic region of the Old Northwest (see Northwest Territory), a shortening of Michilimackinac. The name, in the past, was variously applied to different areas: to Macki...

(Encyclopedia) Tule Lake National Monument: see National Parks and Monuments (table)national parks and monuments (table). ...