The Las Vegas–Paradise, NV MSA, also known as the Las Vegas-Henderson-Paradise, NV Metropolitan Statistical Area (2013) or the Las Vegas metropolitan area, is in the southern part of the U.S. state of Nevada, coextensive since 2003 with Clark County, Nevada. A central part of the metropolitan area is the Las Vegas Valley, a basin that includes the metropolitan area's largest city, Las Vegas as well as the other primary city, Paradise, Nevada. The area contains the largest concentration of people in the state. Cities in the metropolitan area include Las Vegas, Henderson, North Las Vegas, and Boulder City. The metropolitan area is one of the top tourist destinations in the world, drawing over 40 million international and domestic visitors in 2013 with a GMP of US$103.3 billion.