The tallest building (as well as structure) in the world is the Burj Khalifa located in Downtown Dubai, United Arab Emirates. It is one of the most visited tourist sites in the entire world, receiving about 17 million tourists annually.

Here are some quick facts about the Burj Khalifa:

• It is the tallest man-made structure in the world
• It was officially opened on the 4th of January 2010 after being built for 6 years
• The design is inspired by the Hymenocallis flower
• It has 163 floors
• The building features 1.2 million LED lights, used for light shows such as the New Year’s Eve show as well as the daily Dubai fountain show
• It is owned by Emaar properties
• It houses the Armani Hotel, a 5-star hotel, with prices for a room starting at around $700 per night
• It has over 900 private residences
• It cost about $1.5 billion to construct
• The temperature at the top of the Burj Khalifa is about 6°C (11°F) cooler than at the base
• It has over 24,000 windows which take more than 3 month to clean
• The building uses around 946,000 liters (250,000 gallons) of water daily
• The highest occupied level is on the 160th floor
• The highest outdoor observation deck is on the 148th floor at 555 meters