one of the Rocky Mountain States in the western central US. It is also called the Equality State because it was the first state to give women the right to vote (in 1869). Although it is the 10th largest state it has one of the smallest populations. The capital and largest city is Cheyenne. Wyoming was part of the Louisiana Purchase and became a state in 1890. Its products include wheat, wool, oil, gas and minerals and wood. Tourist attractions include Yellowstone National Park, Grand Teton National Park, Fort Laramie National Historic Site and the Cheyenne Frontier Days celebration. 怀俄明(美国西部的州,首府和最大城市夏延)