The tallest building in the world is located in Dubai, United Arab Emirates, and is known as the Burj Khalifa. Completed in 2010, the Burj Khalifa stands at an impressive height of 828 meters (2,717 feet), with 163 floors. This architectural marvel features a unique design inspired by Islamic architecture and offers stunning views from its observation decks. The Burj Khalifa symbolizes Dubai's rapid development and serves as a major tourist attraction.