Did Da Vinci hide clues in his art? - Digging For The Truth | Sky HISTORY TV Channel

Did Da Vinci hide clues in his art? - Digging For The Truth

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What (or perhaps who) is the holy grail? And could a descendant for Jesus and Mary be walking the streets today? (Season 2, Episode 4)

An aerial shot of an abandoned castle in the Scottish countryside

A castle within a castle? - Flying Through History

Lifesize statues of dinosaurs

Hidden within a ruined Victorian megastructure - Flying Through History

Rick Lagina wearing a high vis jacket

The Money Pit was a Red Herring - The Curse of Oak Island

An actor portraying Vera Atkins holding up a photo of a woman

The women spies who defied Germany - The Lost Women Spies

The Oak Island team standing on the edge of a large shaft tunnel

This tunnel was hidden for centuries - The Curse of Oak Island

An actor portraying Vera Atkins

The women who went undercover in WWII - The Lost Women Spies