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S4E1: Mega Structures of the Deep
Ancient Discoveries
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Ancient Discoveries S4E1: Mega Structures of the Deep

  • Aired: 2008-01-29
  • Time: 22:00:00
  • Runtime: 60 minutes
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Overview

Our modern day landscapes are littered with the remains of ancient superstructures. Now, cutting edge archaeology is beginning to reveal that this century's most exciting discoveries actually lie at the bottom of the ocean.