Why is Salar de Uyuni famous?

Related questions

1. How do I get to the Uyuni Salt Flats?
2. Where are the salt flats in Death Valley?
3. What metal is found in the Uyuni Salt Flats?
4. Why is Bolivia one of the poorest countries?
5. Can you go to Bolivia without a visa?
6. How thick is the Bonneville Salt Flats?
7. Are salt flats reflective?
8. Why do salt flats reflect?
9. Is there a speed limit on the Bonneville Salt Flats?
10. Why are salt flats used for speed records?

Tags

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2. #popular
3. #world
4. #mining
5. #salar
6. #uyuni
7. #currently
8. #attractions
9. #1940s
10. #biggest
11. #trains
12. #cemetery
13. #attracts
14. #measuring
15. #every
16. #tourists
17. #thousands
18. #during