geography

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Across
  1. 3. long line of camels or vehicles
  2. 6. an instrument used to measure how hot or cold it is
  3. 8. river of ice
  4. 10. mud carried by the river
Down
  1. 1. water found in desert in a pool or spring
  2. 2. another name for bottle tree
  3. 4. world's longest river
  4. 5. the route of the river
  5. 7. sorrow of china
  6. 9. land surrounded by water