Top 15 Unique Hotels You Must Visit

The Marina Bay Sands hotel in Singapore opened its doors in 2010, to the tune of a whopping $5.7 billion. That amount paid for the massive 2,561-room hotel, a museum, casino, restaurants, bars, a swanky shopping mall, and the pièce de résistance: the SkyPark, an insane rooftop pleasure dome with a 150-meter (492 ft.) infinity pool.

Marina Bay Sands Singapore

A completely unusual, eco-friendly accommodation type in the quaint Catalan countryside, Cabanes als Arbres consist of 10 gorgeous tree houses and offer guests the unparalleled opportunity to reconnect with nature, indulge in outdoor activities and discover the hidden beauty of rural Girona.