Across
- 2. The largest desert in Africa
- 5. The longest river in South America
- 7. The painting famous for its melting clocks
- 8. The largest moon of Saturn
- 10. The chemical element with the symbol "Na"
- 11. The first person to step on the surface of Mars (fictional character)
- 12. The capital city of South Korea
Down
- 1. The country known for the Great Barrier Reef
- 3. The largest artery in the human body
- 4. The author of "Pride and Prejudice"
- 6. The tallest waterfall in the world
- 9. The fastest land animal