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River Raisin National Battlefield Park

(Encyclopedia)River Raisin National Battlefield Park: see National Parks and Monuments (table)national parks and monuments (table). ...

Highland Park

(Encyclopedia)Highland Park. 1 City (2020 pop. 29,415), Lake co., NE Ill., a suburb of Chicago on Lake Michigan; inc. 1869. It is a retail business and medical ...

volcano

(Encyclopedia)volcano, vents or fissures in the earth's crust through which gases, molten rock, or lava, and solid fragments are discharged. Their study is called volcanology. The term volcano is commonly applied b...

Alaska Peninsula

(Encyclopedia)Alaska Peninsula, SW Alaska, extending 500 mi (800 km) SW from the mainland, separating Bristol Bay and the Bering Sea from Cook Inlet, the Shelikof Strait, and Pacific Ocean. The Aleutian Range, runn...

Virunga

(Encyclopedia)Virunga vēro͝ongˈgä [key], volcanic range of mountains, E Congo, N Rwanda, and SW Uganda, central Africa, NE of Lake Kivu. It extends along the eastern rim of the Great Rift Valley and separates t...

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...

national parks and monuments

(Encyclopedia)CE5 national parks and monuments. The National Park Service, a bureau of the U.S. Dept. of the Interior, was established in 1916 to oversee the administration of 40 national parks and monuments und...

Fort Washington Park

(Encyclopedia)Fort Washington Park: see National Parks and Monuments (table)national parks and monuments (table). ...

Catoctin Mountain Park

(Encyclopedia)Catoctin Mountain Park: see National Parks and Monuments (table)national parks and monuments (table). ...

Rock Creek Park

(Encyclopedia)Rock Creek Park: see National Parks and Monuments (table)national parks and monuments (table). ...