Oskaloosa is a city in and the county seat of Mahaska County, Iowa, United States. In the late nineteenth and early twentieth century, it was a national center of bituminous coal mining.
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Iowa, a Midwestern U.S. state, sits between the Missouri and Mississippi rivers. It?s known for its landscape of rolling plains and cornfields. Landmarks in the capital, Des Moines, include the gold-domed, 19th-century State Capitol Building, Pappajohn Sculpture Park and the Des Moines Art Center, noted for its contemporary collections. The city of Cedar Rapids' Museum of Art has paintings by native Iowan Grant Wood.

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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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