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Erie Canal

(Encyclopedia)Erie Canal, artificial waterway, c.360 mi (580 km) long; connecting New York City with the Great Lakes via the Hudson River. Locks were built to overcome the 571-ft (174-m) difference between the leve...

Allouez, Claude Jean

(Encyclopedia)Allouez, Claude Jean klōd zhäN älwāˈ [key], 1622–89, French Jesuit missionary in Canada and the American Midwest. After arriving (1658) in Canada he served at posts in the St. Lawrence region u...

Midwest

(Encyclopedia)Midwest or Middle West, region of the United States centered on the western Great Lakes and the upper-middle Mississippi valley. It is a somewhat imprecise term that has been applied to the northern s...

Superior, Lake

(Encyclopedia)Superior, Lake, largest freshwater lake in the world, 31,820 sq mi (82,414 sq km), 350 mi (563 km) long and 160 mi (257 km) at its greatest width, bordered on the W by NE Minnesota, on the N and E by ...

North America

(Encyclopedia)CE5 North America, third largest continent (2015 est. pop. 571,949,000), c.9,400,000 sq mi (24,346,000 sq km), the northern of the two continents of the Western Hemisphere. North America includes a...

pickerelweed

(Encyclopedia)pickerelweed, common name for the Pontederiaceae, a family of chiefly tropical perennial aquatic herbs found in freshwater. The pickerelweeds (genus Pontederia) range north into temperate regions, inc...

Charlevoix, Pierre François Xavier de

(Encyclopedia)Charlevoix, Pierre François Xavier de pyĕr fräNswäˈ zävyāˈ də shärləvwäˈ [key], 1682–1761, French Jesuit traveler and historian. He taught at the Jesuit college in Quebec and at the Col...

Franconia Mountains

(Encyclopedia)Franconia Mountains frăngkōˈnēə [key], range in the White Mts., N N.H., rising to 5,249 ft (1,600 m) at Mt. Lafayette; part of White Mts. National Forest. Franconia Notch, a scenic, narrow pass (...

icebreaker

(Encyclopedia)icebreaker, ship of special hull design and wide beam, with relatively flat bottom, designed to force its way through ice. When the icebreaker charges into the ice at full speed, its sharply inclined ...

Athabasca, Lake

(Encyclopedia)Athabasca, Lake, fourth largest lake of Canada, c.3,120 sq mi (8,100 sq km), c.200 mi (320 km) long and from 5 to 35 mi (8–56 km) wide, NE Alta., and SW Sask., at the edge of the Canadian Shield. A ...