Hidden Beneath the Cities · SEASON 1

Secret School and Concealed Castle Cemetery

Episode 10 · 2026-05-22

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Season 1Episode 10★ N/A/10
  • Documentary

Episode 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.

45 minutes

Season 1 episodes

1. Underground Cities and Secret Chambers2026-04-24 2. Crystal Cathedrals and Buried Bunkers2026-04-24 3. Hidden Hypogeum and Lost Letters2026-05-01 4. Tunnels and Tombs2026-05-01 5. Labyrinths and Legends2026-05-08 6. Subterranean Secrets and Forgotten Foundations2026-05-08 7. Buried Battleship and Viking Victims2026-05-15 8. Bones Beneath and Coffins & Coins2026-05-15 9. Subterranean Seoul and Railway Revealed2026-05-22 10. Secret School and Concealed Castle Cemetery2026-05-22