Casino hotels dominate the Las Vegas skyline and inside they are just as jaw- dropping, with theatres, clubs, art, restaurants, malls and even. BREATHE POOL ULTRA LOUNGE. The relaxed alternative to the typical Las Vegas nightclub and bar scene. Drink in the scene, right from the casino floor. JEWEL Nightclub at ARIA Resort & Casino in Las Vegas is a multi-faceted nightclub with a luxurious, modern experience and world class DJs and performers.