Season 6, Episode 40 Forts

First Aired: October 18, 1999

The history, development and technology of fortresses, from early simple fenced hilltops to castles and walled cities, includes siege weaponry used to breach defenses.

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  • Premiered: December 10, 1993
  • Rating: TV-PG
  • User Rating:4.62 out of 5 (68 ratings)
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  • 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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