Welcome to Las Vegas The 25th-most populous city in the United States, the most populous city in the state of Nevada, and the county seat of Clark County. The Las Vegas Valley metropolitan area is the largest within the greater Mojave Desert, and 2nd-largest in the Southwestern United States. In 25th-most populous city in the United States, the most populous city in the state of Nevada, and the county seat of Clark County.

Your in your hotel room and its night time in Las Vegas