Hotel President Wilson (Most Expensive Hotel in the World)

With over 18,000 sqft, 12 bedrooms, 12 baths, a billiards room, a Jacuzzi, a Steinway grand piano, and one of the very few 103-inch Bang & Olufsen flatscreen TVs, the Royal Penthouse Suite costs $80,000 per night and has housed the likes of Bill Clinton, Michael Jackson, Rihanna, Richard Branson and Bill Gates. The suite comes with its own security team and extensive security system. The place is equipped with bullet-proof windows, armored doors and a human-sized safe. The entrance is guarded by surveillance cameras and magnetic sensors that can detect an intrusion. The two main bedrooms also have panic buttons in case of an unwelcome visitor.