The MGM Grand is America’s largest hotel, with 5034 rooms. The Flamingo was named after Bugsy Siegel’s mistress. The Stardust, which was imploded in 2007, was the first casino to add a sports book. Steve Wynn’s first Las Vegas investment was a parking lot next to Caesars Palace. Elvis and Priscilla Presley were married at the original Aladdin Hotel, which was torn down in 1998.