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Idaho Falls
(Encyclopedia)Idaho Falls, city (2020 pop. 64,818), seat of Bonneville co., SE Idaho, traversed by the Snake River; inc. 1900. The chief city of the extensively irrig...Owyhee
(Encyclopedia)Owyhee ōˈwīhē [key], river, c.300 mi (480 km) long, rising in several branches in SW Idaho, N Nev., and SE Oreg. and flowing N across NE Oreg. to the Snake River; named in 1826 for two Hawaiian em...Oregon, state, United States
(Encyclopedia) CE5 Oregon ŏrˈĭgən, –gŏn [key], state in the Pacific Northwest of the United States. It is bordered by Washington, largely across the Columbia River (N), Idaho, partially across the Snake Ri...copperhead
(Encyclopedia)copperhead, poisonous snake, Ancistrodon contortrix, of the E United States. Like its close relative, the water moccasin, the copperhead is a member of the pit viper family and detects its warm-bloode...mongoose
(Encyclopedia)mongoose, name for a large number of small, carnivorous, terrestrial Old World mammals of the civet family. They are found in S Asia and in Africa, with one species extending into S Spain. Mongooses a...Muskegon, river, United States
(Encyclopedia)Muskegon, river, 227 mi (365 km) long, rising in Houghton Lake, N central Mich., and flowing SW to Lake Michigan at Muskegon. At its mouth the river widens into Muskegon Lake, forming a harbor c.2.5 m...Minnesota, river, United States
(Encyclopedia)Minnesota, river, 332 mi (534 km) long, rising in Big Stone Lake at the W boundary of Minnesota and flowing SE to Mankato, then NE to the Mississippi S of Minneapolis. Earlier called the St. Peter or ...Mississippi, river, United States
(Encyclopedia)Mississippi, river, principal river of the United States, c.2,350 mi (3,780 km) long, exceeded in length only by the Missouri, the chief of its numerous tributaries. The combined Missouri-Mississippi ...Missouri, river, United States
(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...Mohawk, river, United States
(Encyclopedia)Mohawk, river, c.140 mi (230 km) long, rising in central New York and flowing S then SE past Utica and Schenectady to enter the Hudson River at Cohoes. The Mohawk is canalized from Rome to its mouth (...Browse by Subject
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