Across
- 2. Artificial waterway
- 4. Large natural elevation rising abruptly from the land
- 9. Depression in the Earth between hills
- 11. One of the seven main land masses on Earth
- 13. Natural or man-made lake
- 17. B.C.E.
- 19. Landscapes that receive little precipitation or rain
- 22. Narrow strip of land connecting two larger land masses
- 23. Large body of salt water that covers most of the Earth
- 24. Steep wall of rock, earth, or ice
Down
- 1. Fertile area with fresh water in a desert region
- 3. C.E.
- 5. A person who is admired for courage or outstanding achievements
- 6. The flat plain at the mouth of a river
- 7. Body of water surrounded by land with a wide mouth to a larger body of water
- 8. A.D.
- 10. Surface created by sediments left by flowing water
- 12. B.C.
- 14. A piece of land that is surrounded by water on three sides
- 15. A freshwater stream that feeds into a larger stream or river
- 16. Edge of the land along the ocean or other large body of water
- 18. Deep, narrow valley with steep sides
- 20. Coral reef or string of coral islands that surrounds a lagoon
- 21. Portion of an ocean or sea that penetrates land