Geography

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Across
  1. 5. protective structure of stone or concrete built out from the shore or riverbank out into the water to prevent beach from washing away
  2. 6. Activity that is (to do with) relaxing or fun
  3. 7. Having to do with towns and cities
  4. 8. A body of water cut off or separated from the sea by sand bars and coral reefs
Down
  1. 1. Used or designed for residence - to live in
  2. 2. Crowded / packed very close together. Amount per unit size - parts close together with little space in between.
  3. 3. Sandbar that connects an island to the mainland or another island
  4. 4. To do with trade or carrying out a business (making money)