Hidden Beneath the Cities (2026) : 1x6
Subterranean Secrets and Forgotten Foundations
Min.
Overview
Walk the service tunnels hidden beneath Emperor Hadrian's lavish villa in Italy. Uncover a chilling mass grave from the Thirty Years' War in Germany, find the foundations of a Roman basilica in London, and glimpse Neolithic life on a Danish island.
-
1 - 1Underground Cities and Secret Chambers April 24, 2026 -
1 - 2Crystal Cathedrals and Buried Bunkers April 24, 2026 -
1 - 3Hidden Hypogeum and Lost Letters May 01, 2026 -
1 - 4Tunnels and Tombs May 01, 2026 -
1 - 5Labyrinths and Legends May 08, 2026 -
1 - 6Subterranean Secrets and Forgotten Foundations May 08, 2026 -
1 - 7Buried Battleship and Viking Victims May 15, 2026 -
1 - 8Bones Beneath and Coffins & Coins May 15, 2026 -
1 - 9Subterranean Seoul and Railway Revealed May 22, 2026 -
1 - 10Secret School and Concealed Castle Cemetery May 22, 2026