Transport through time

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Across
  1. 1. waterways made by people that boars can travel on, for transporting people or goods
  2. 3. goods carried by sea, air or road
  3. 4. to be protected from harm or injury
  4. 5. to train a wild animal to listen to instructions
  5. 6. almost, but not exactly the same
Down
  1. 1. the steady flow of water or air in one direction
  2. 2. railway engines
  3. 4. to guide something in the right direction