S3·E1 – Viking City of the Dead
2018-05-15 • 44 min
When a mysterious Viking fortress lost underground for over a thousand years is discovered, experts investigate its buried treasures to reveal what caused the end of this fearsome civilization.
2018-05-15 • 44 min
When a mysterious Viking fortress lost underground for over a thousand years is discovered, experts investigate its buried treasures to reveal what caused the end of this fearsome civilization.