A look at the planet's most iconic hotels, beginning with Caesars Palace, a hotel themed on ancient Rome and containing numerous restaurants and casinos, which has been the heart and soul of Las Vegas for more than 50 years. Cameras follow the staff who keep make this 4,000-room hotel running 24 hours a day, go behind scenes of a high roller's secret luxury villa and reveal how the needs of 3,000 people are catered for per day. Plus, the secrets of the casino floor are revealed as a young couple tie the knot Vegas-style.