GEOGRAPHY

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Across
  1. 3. the line that separates one country, province, etc., from another:
  2. 4. having an almost vertical slope or angle
  3. 6. a body of water enclosed by a curve of the coast around it.
  4. 7. precipice
Down
  1. 1. the general appearance of a place
  2. 2. a body of water flowing in a channel, as a brook.
  3. 4. the portion of the earth's surface made up of humus; earth
  4. 5. of little depth.