1. What is the capital of Thailand?

2. What river runs through the city of Paris?

3. What is the capital city of Germany?

4. What mountain range separates Europe and Asia?

5. Which of the following makes the Sargasso Sea unique compared to all other seas?

6. The Danube River passes through how many capital cities?

7. Why are ancient shipwrecks so well-preserved at the bottom of the Black Sea?

8. The Ural Mountains are considered the primary boundary between which two continents?

9. Why is the Huang He frequently referred to as the 'Yellow River'?

10. The Murray-Darling Basin is vital to Australia primarily for which economic reason?

11. What geological process is currently causing the land in the Baltic Shield region to rise?

12. Which famous 'floating city' is located at the northern tip of the Adriatic Sea?

13. The 'Gateway to Hell' (Darvaza Gas Crater) is located in which desert?

14. What is the highest mountain in the Great Dividing Range and on mainland Australia?

15. The Red Sea lies within which major geological feature?

16. Why is it famously easy for people to float in the Dead Sea?

17. The Gibson Desert is located between which two other major Australian deserts?

18. The Ethiopian Highlands are the primary source of which major river's water?

19. The Beaufort Sea is a marginal sea of which ocean?

20. What is the name of the world's largest continuous sand desert located within the Arabian Desert?