Las Vegas is the populous city in Nevada. It is officially called the City of Las Vegas and often known simply as Vegas. It is the 28th most populated municipality in the United States. The county seat of Clark County. The city ties the Las Vegas Valley to the urban area and is the most populous city within the greater Mojave Desert. Las Vegas is an internationally famous major resort city, known essentially for its gambling, shopping, fine dining, entertainment, and nightlife. The Las Vegas Valley serves as the leading financial, commercial, and cultural centre for Nevada.