1. Which African country was formerly known as Abyssinia?

2. What is the capital city of Argentina?

3. What river runs through the city of Paris?

4. The Dead Sea borders Jordan and which other country?

5. What is the term for the large, shifting sand dunes common in parts of the Sahara?

6. What is the highest peak in the Andes mountain range?

7. What unusual phenomenon happens to the Tonle Sap River during the monsoon season?

8. The Rhine River empties into which body of water?

9. Which famous meteorite impact crater is located in the Great Sandy Desert?

10. Which iconic plant species is used by geographers to define the boundaries of the Mojave Desert?

11. The North Sea is a major global producer of which two natural resources?

12. Which river provides the largest volume of fresh water into the Caspian Sea?

13. What is the name of the river formed by the confluence of the Tigris and Euphrates?

14. The Dnieper River empties into which body of water?

15. What primary factor gives the Yellow Sea its name?

16. Why is the Atacama Desert used by NASA to test Mars rovers?

17. The Tasman Sea lies between which two major nations?

18. The Yukon River became famous globally during which late 19th-century event?

19. Which iconic plant species is used as an indicator to define the boundaries of the Mojave Desert?

20. The Mediterranean Sea is a remnant of which ancient ocean?