Julian's Geo Puzzle

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Across
  1. 3. a steep descend of water from a height
  2. 5. an artificial waterway used for irrigation of travel
  3. 6. there is a really big one in Africa called the Sahara
  4. 9. this is where you put all your belongings when you go to the ocean, it's really sandy
  5. 10. there is one of these in Arizona that starts with Grand
  6. 12. if you go into one of these named the rain ______ you could see jaguars
  7. 13. lowland region saturated by water
  8. 15. a row or chain of mountains
  9. 17. one of these is called Hawaii
  10. 18. this shoots lava and magma into the air
  11. 21. point of land projecting into a body of water
  12. 22. flat or gently rolling land
Down
  1. 1. part of the land that rises noticeably above the rest of the land
  2. 2. this is what breaks of glaciers
  3. 4. a group of closely scattered island
  4. 7. body of salt water surrounded almost entirely by land
  5. 8. natural hot spring that emits water and steam into the air
  6. 11. the one we live on is called North America
  7. 13. some people have these behind their house,it is a body of water smaller than a river
  8. 14. this in a part of our schools name
  9. 15. the biggest one of these is called Everest
  10. 16. a lagoon is in the center of this
  11. 19. there are seven of them on Earth
  12. 20. there could be bats in this place maybe even bear