geographical features

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Across
  1. 1. narrow flow of water
  2. 4. place next to the sea
  3. 7. people go there to swim on holidays
  4. 9. place with a lot of trees
  5. 10. high place with snow on the top
  6. 11. piece of land in the middle of the sea
Down
  1. 2. a mountain with an empty space inside
  2. 3. place without water, usually a lot of sand
  3. 5. place with lots of big buildings and lots of people
  4. 6. small city
  5. 8. water falling from a mountain