Across
- 3. Canyon carved by Colorado River
- 6. Largest river in South America
- 7. Third largest ocean
- 10. World's highest mountain peak
- 12. Smallest continent by land area
- 14. Sea bordered by Scandinavian countries
- 16. Mountain range containing Everest
- 17. Sea between Africa and Arabian Peninsula
- 18. Sea known for its reef system
- 20. Longest river in the world
- 22. Largest hot desert on Earth
- 23. Famous national park in Wyoming
- 24. Northernmost ocean
- 25. Sea between Alaska and Russia
Down
- 1. Coldest continent on Earth
- 2. Sea between Europe and Africa
- 4. Major mountain range in North America
- 5. Longest mountain chain in the world
- 8. Sea west of India
- 9. Saltiest sea on Earth
- 11. Largest ocean by surface area
- 13. World's largest inland body of water
- 15. World's largest island
- 19. Second largest ocean
- 21. Sea southeast of Gulf of Mexico