Cirque du Soleil's 'O' at Bellagio

'O' is a water-themed Cirque du Soleil production staged in a purpose-built aquatic theater at the Bellagio hotel and casino. The show features acrobatics, synchronized swimming and large-scale theatrical effects and has been a long-running resident production since the Bellagio opened. Video clips, reviews and promotional footage of 'O' are commonly recorded and shared widely online. The production is one of Las Vegas's notable resident theatrical attractions.