These are the best things to explore in Burj Khalifa! Burj Khalifa is the world's tallest building with it’s amazing structure, You can enjoy breathtaking views from the top observation decks on the 124th and 148th floors. Also, here is the Lounge which is the highest lounge in the world, where you can watch the stunning Dubai Fountain Show from above. Visit Atmosphere, a luxury restaurant with a sky-high dining place, and don’t forget to see the Burj Khalifa Park, which has beautiful gardens.