New York and Los Angeles have long reigned as America's largest cities, but a new study reveals that their time on top may be coming to an end. Online moving platform moveBuddha, which facilitates 400,000 moves annually, conducted a population growth projection that predicts that Dallas-Fort Worth will be the largest city in the country by 2100, and Houston, will be the second-largest city. Dallas-Fort Worth is expected to have 33.9 million people, while Houston is projected to have just over 31