Hidden Beneath the Cities (2026) : 1x10
Secret School and Concealed Castle Cemetery
Min.
Overview
Visit a strange wood-lined tunnel beneath a Copenhagen train station. Locate one of North America's earliest schools for Black children in Virginia, excavate a warrior cemetery in Finland, and unearth a women-only burial plot beneath a Welsh castle.
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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