1. What is the capital city of Turkey?

2. What is the capital city of China?

3. Which country has both the highest and lowest points on Earth’s land surface?

4. Which of these Nevada cities is located further west than Los Angeles, California?

5. Which country shares the longest land border with France?

6. Where are the 'Dry Valleys,' officially the driest place on Earth, located?

7. True or False: The Nile is the only river in the world that flows north.

8. Which Himalayan country is composed entirely of mountainous terrain with no flat plains?

9. What is the approximate length of the world's shortest land border, located at Peñón de Vélez de la Gomera?

10. On which Philippine island would you find the nested lakes of Taal Volcano?

11. Which two South American countries do NOT share a border with Brazil?

12. Which country is the only one in the world to double as an entire continent?

13. In the town of Baarle, how is the nationality of a person living in a house split by the border determined?

14. What is the name of the most remote inhabited island in the world?

15. What is the largest island in the world that is NOT a continent?

16. Which sea is unique for having no land boundaries, being defined only by ocean currents?

17. Which historic city is famously split between the continents of Europe and Asia?

18. Besides Vatican City, which other country has an officially square-shaped national flag?

19. Devon Island, the world's largest uninhabited island, is located in which country?

20. What is the name of the world’s longest fence built to keep out dingoes?