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Watch Expedition Unknown Season 12 Episode 6 Online

  • 7.896/10
  • COUNTRIES: United States of America
  • Subtitles: English

Plunging hundreds of feet below ground, Josh explores Spain's treacherous La Garma cave system and finds a floor littered with human remains more than 1,000 years old; Josh's deep dive is a quest for scientific proof of Spain's legendary King Pelayo.