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Kodiak Island

(Encyclopedia)Kodiak Island kōˈdēăkˌ [key], 5,363 sq mi (13,890 sq km), c.100 mi (160 km) long and 10–60 mi (16–96 km) wide, off S Alaska, separated from the Alaska Peninsula by Shelikof Strait. Alaska's l...

Jaggar,Thomas Augustus, Jr.

(Encyclopedia)Jaggar,Thomas Augustus, Jr., 1871–1953, American geologist and volcanologist, b. Philadelphia, Ph.D. Harvard, 1897. One of the team of U.S. scientists (1902) who surveyed the eruptions in the West I...

Bend

(Encyclopedia)Bend, city (2020 pop. 99,178), seat of Deschutes co., W central Oregon, on the Deschutes River, at the eastern foot of the Cascade Range; inc. 1904. Lum...

Sierra Nevada, mountain range, United States

(Encyclopedia)Sierra Nevada sēĕrˈə nəväˈdə [key], mountain range, c.400 mi (640 km) long and from c.40 to 80 mi (60–130 km) wide, mostly in E Calif. It rises to 14,495 ft (4,418 m) in Mt. Whitney, the hig...

rhyolite

(Encyclopedia)rhyolite, fine-grained light-colored acidic volcanic rock. Rhyolite is chemically the equivalent of granite, and is thus composed primarily of quartz and orthoclase feldspar with subordinate amounts o...

Saint Helens, Mount

(Encyclopedia)Saint Helens, Mount, volcanic peak, 8,363 ft (2,549 m; 9,677 ft/2,950 m before its 1980 eruption) high, SW Wash., historically the most active volcano in the Cascade Range. Dormant since 1857, Mt. St....

Punchbowl

(Encyclopedia)Punchbowl, hill, 500 ft (152 m) high, in the city of Honolulu, SE Oahu island, Hawaii. In the bowllike extinct volcanic crater at the summit (reached by a scenic drive) is the National Memorial Cemete...

Reelfoot Lake

(Encyclopedia)Reelfoot Lake, 20 mi (32 km) long, NW Tenn., near the Mississippi River; designated a national natural landmark by the National Park Service. It was formed when a depression created by earthquakes in ...

Beppu

(Encyclopedia)Beppu bāpˈpo͞o [key], city, Oita prefecture, NE Kyushu, Japan, on Beppu Bay. It is a major...

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