11 mind-blowing facts about the most luxurious hotel in the world

The Burj Al Arab is consistently ranked as the most luxurious hotel in the world.Since its opening in 1999, the $1 billion Dubai hotel has continued to unveil extravagant amenities.While it's no secret the hotel is one of the world's best, some facts — such as the helipad transforming into a tennis court — may come as a surprise.Visit Business Insider's homepage for more stories.The Burj Al Arab is frequently recognized as the world's most luxurious hotel.Built in 1999 for $1 billion on a man-made island that has private beaches on three sides, the Burj consistently ranks among the most elite hotels in the world. Guests have to pass through a guarded bridge before entering the hotel property.While it's no secret the hotel is one of the best, it may be surprising that its helipad was temporarily used as a tennis court and that a fleet of Rolls-Royce cars remain ready to chauffeur guests at all times.Read more: I didn't think the $1 billion hotel considered 'the most luxurious in the world' could possibly live up to the hype. I was very wrong.Business Insider's Harrison Jacobs previously visited the hotel and noted that the most luxurious amenity is the 24-hour personal butler service.Keep reading for a look at some of the most surprising facts about the world's most luxurious hotel.