Las Vegas became the gambling mecca over its one-time rival, Reno. The

Las Vegas was a small railroad town when Nevada formally established it in 1905. Five years after its founding, the U.S. census recorded only 800 residents. Yet by the 1950s, it was known as a gambling tourist haven, where visitors could see a show with celebrities like Frank Sinatra and Sammy Davis, Jr. in between trips to the baccarat tables.