Nature an landscapes

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Across
  1. 6. Water ripple on the sea surface.
  2. 7. A rare event experienced or witnessed by a person that is exciting, dangerous, or involves some risk.
  3. 9. geographical accident caused by a river that excavates a deep crevice in sedimentary terrain.
  4. 10. Extensive land, heavily populated with trees and plants in areas with hot and rainy climates.
  5. 11. mass of water droplets, which remains suspended in the atmosphere in the sky.
  6. 12. Extension of land densely populated with trees, bushes.
  7. 14. natural water reservoir, separated from the sea
  8. 15. Natural elevation of high-rise terrain.
  9. 17. set of small loose fragments of rocks
  10. 18. Sandy territory, which due to the lack of rain has no vegetation.
Down
  1. 1. Set of atmospheric conditions typical of a place.
  2. 2. Almost flat expanse of sand or stones on the seashore.
  3. 3. Living being whose cells have a cellulose wall.
  4. 4. Flowing water stream.
  5. 5. Mass of salt water that covers approximately three quarters of the Earth's surface.
  6. 6. fall of water from a river or estuary due to a significant unevenness in its channel.
  7. 8. Is the transition from the light of day to the darkness of night.
  8. 13. minerals of compact structures
  9. 16. Portion of land surrounded by water on all sides.