Front-Row Fight Seats, Famous-Chef Room Service: What 'Hosts' Get High Rollers in Las Vegas. AM PDT 10/25/ by Melinda Sheckells. FACEBOOK. Located at the heart of the Las Vegas Strip, The High Roller is the world's tallest observation wheel. We've all heard about high rollers and casino whales that frequent the Las Vegas Casinos and the seemingly never ending lengths that casino hosts go to in.