Season 17, Episode 5 Dogs

First Aired: November 26, 2010

Dogs and their many roles, including hunters, protectors and rescuers, are examined.

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  • Premiered: December 10, 1993
  • Rating: TV-PG
  • Premise: Architectural and engineering landmarks of the 19th and 20th centuries. The programs previously aired on A&E's `Time Machine' series. Among the subjects: the Brooklyn Bridge, the Maginot Line, the Erie Canal, the Aswan Dam and the Trans-Siberian Railroad. (more)

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