America Unearthed: Ancient Ruins Discovered in California (S3, E7) | Full Episode | History



Just east of the San Francisco Bay Area are the Berkeley Hills Walls–remnants of a massive, stone wall that stretches a distance of over fifty miles, in Season 3, Episode 7, “Marco Polo Discovers America.” #AmericaUnearthed
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In “America Unearthed,” host Scott Wolter uses hard science and intuitive theories to explain the most mysterious artifacts and sites in America.

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