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SECRETS OF UNDERGROUND LONDON

Episode

  • Aired: 06/22/2014
  • 54:41
  • Expires: 06/21/2024
  • Rating: TV-PG
On the surface, London is a buzzing, modern metropolis—but underneath lies a secret, hidden world, all but forgotten by the millions of people above. This program uncovers 2,000 years of subterranean history: a world of ancient caves and perfectly preserved Roman remains; mysterious rivers and gruesome plague pits; impenetrable vaults and top-secret bunkers.
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Descend into subterranean London to uncover 2,000 years of history.
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