Yellowstone National Park - the first national park in the United States; located in the border area between Wyoming and Montana and Idaho; spectacular wilderness; famous for Old Faithful geyser and for buffalo and bears

American state - one of the 50 states of the United States

U.S.A., United States, United States of America, US, USA, America, U.S. - North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776

Boise, capital of Idaho - the capital and largest city of Idaho

Coeur d'Alene - a town in the northern panhandle of Idaho; popular resort area

Idaho Falls - a town in southeastern Idaho on the Snake River

Lewiston - a town in northwestern Idaho

Nampa - a town in southwestern Idaho

Pocatello - a university town in southeastern Idaho

Twin Falls - a town on the Snake River in south central Idaho near the Twin Falls

Salmon River, Salmon - a tributary of the Snake River in Idaho

Snake River, Snake - a tributary of the Columbia River that rises in Wyoming and flows westward; discovered in 1805 by the Lewis and Clark Expedition