Walmart’s hometown of Bentonville, Arkansas, has become a boomtown with many of the amenities you might find in New York or San Francisco – upscale restaurants, craft cocktails, bike trails and a world-class art museum. As Walmart builds its new 350-acre headquarters, the town has more cranes per capita than any other U.S. city. By 2050, Bentonville’s population is expected to triple. CNBC’s Melissa Repko traveled to Bentonville to report.