About this programme
Josh is on a quest to find the legendary lost treasure of King John. He explores the marshlands of England to find the despised king's crown jewels.
TVGuideUK
Programme listing
England's Vanished Crown Jewels
Expedition Unknown is next on Discovery .History at 04:00 on Fri 6 Nov 2026.
The next showing is on Discovery .History.
Yes — it is on tonight at 16:00 on Discovery .History+ 1, ending at 17:00.
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Josh is on a quest to find the legendary lost treasure of King John. He explores the marshlands of England to find the despised king's crown jewels.
Selected past broadcasts with their original date, time and channel details.