The city with the tallest building in the world is Dubai, home to the Burj Khalifa. Standing at a staggering height of 828 meters (2,717 feet), it has held the title of the tallest structure since its completion in 2010. The Burj Khalifa is not only an architectural marvel but also a significant tourist attraction, featuring observation decks that provide stunning views of the city and beyond. It symbolizes Dubai’s rapid development and ambition on the global stage.