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Capulin Volcano National Monument

(Encyclopedia) Capulin Volcano National Monument: see National Parks and Monuments (table)national parks and monuments (table).

Carlsbad Caverns National Park

(Encyclopedia) Carlsbad Caverns National Park, 46,766 acres (18,940 hectares), SE N.Mex., in the Guadalupe Mts.; designated a national park in 1930. These connecting limestone caves, with remarkable…

Vermilion Cliffs National Monument

(Encyclopedia) Vermilion Cliffs National Monument: see National Parks and Monuments (table)national parks and monuments (table).

Bluestone National Scenic River

(Encyclopedia) Bluestone National Scenic River: see National Parks and Monuments (table)national parks and monuments (table).

United States National Museum

(Encyclopedia) United States National Museum: see Smithsonian Institution.

Waterton Lakes National Park

(Encyclopedia) Waterton Lakes National Park, 203 sq mi (525 sq km), SW Alta., Canada, SW of Lethbridge and at the U.S. border, adjoining Glacier National Park, Mont.; est. 1895. It is the Canadian…

Denali National Park and Preserve

(Encyclopedia) Denali National Park and PreserveDenali National Park and Preservedənälˈē [key], in the Alaska Range, S central Alaska; comprising Denali National Park (4,740,912 acres/1,919,398…

flag: Introduction

Introduction flag, piece of cloth, usually bunting or similar light material, plain, colored, or bearing a device, varying in size and shape, but often oblong or square, used as an ensign,…

Algebra: Introducing the Radical Sign

Introducing the Radical Sign Algebra Wrestling with Radicals Introducing the Radical Sign Simplifying Radical Expressions Unleashing Radical Powers Radical Operations Solving Radical…

Canyon de Chelly National Monument

(Encyclopedia) Canyon de Chelly National MonumentCanyon de Chelly National Monumentdə shāˈ [key] [De Chelly, Sp. corruption of Navajo Tsegi = rock canyon], 83,840 acres (33,955 hectares), NE Ariz.;…