(Encyclopedia) Lassen Volcanic National Park, 106,372 acres (43,081 hectares), N Calif., at the southern end of the Cascade Range. Proclaimed as Lassen Peak and Cinder Cone national monuments in 1907…
(Encyclopedia) Kobuk Valley National ParkKobuk Valley National Parkkōb&oobreve;kˈ [key], 1,750,737 acres (709,048 hectares), NW Alaska. Located in rugged terrain N of the Arctic Circle, the park…
(Encyclopedia) Theodore Roosevelt National Park, 70,447 acres (28,531 hectares), W N.Dak., in the Badlands and on the Little Missouri River; est. 1947. There are three units—the North Unit, the…
(Encyclopedia) Congaree National Park, 21,888 acres (8,862 hectares), central S.C., est. as Congaree Swamp National Monument 1976, designated a national park and renamed 2003. Located along the north…
(Encyclopedia) Craters of the Moon National Monument and Preserve, S central Idaho; est. 1924. The monument (53,438 acres/21,625 hectares) lies at the north end of the much larger preserve (698,940…
(Encyclopedia) Chelan, LakeChelan, Lakeshəlănˈ [key], 55 mi (89 km) long and from 1 to 2 mi (1.6–3.2 km) wide, located in a deep narrow gorge in the Cascade Range, NW Wash.; third-deepest freshwater…
(Encyclopedia) Albemarle Sound, large inland body of generally fresh water, c.55 mi (90 km) long, from 3 to 14 mi (4.8–22 km) wide, NE N.C. Shallow and tideless, the sound is separated from the…