How long is the elevator ride to the top of Burj Khalifa?

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Tags

1. #among
2. #fastest
3. #reach
4. #floors
5. #minute
6. #running
7. #khalifa
8. #which
9. #124th
10. #tower
11. #approximately
12. #meters
13. #floor
14. #longest
15. #single
16. #world
17. #second
18. #observation
19. #elevator
20. #elevators