Boulder is a city at the foothills of the Rocky Mountains, in northern Colorado. To the west, the trail-lined Flatirons are craggy rock formations overlooking the city. Downtown’s pedestrian Pearl Street Mall includes art galleries, cafes, restaurants and boutiques. The University of Colorado Boulder campus is home to the Fiske Planetarium and the Museum of Natural History, with zoology and anthropology exhibits.
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Colorado, a western U.S. state, has a diverse landscape of arid desert, river canyons and snow-covered Rocky Mountains, which are partly protected by Rocky Mountain National Park. Elsewhere, Mesa Verde National Park features Ancestral Puebloan cliff dwellings. Perched a mile above sea level, Denver, Colorado?s capital and largest city, features a vibrant downtown area.

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The U.S. is a country of 50 states covering a vast swath of North America, with Alaska in the northwest and Hawaii extending the nation?s presence into the Pacific Ocean. Major Atlantic Coast cities are New York, a global finance and culture center, and capital Washington, DC. Midwestern metropolis Chicago is known for influential architecture and on the west coast, Los Angeles' Hollywood is famed for filmmaking.

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