About this showing of Expedition Unknown
With unprecedented access, Josh digs in front of Petra's iconic Treasury. Josh rappels a seven-story cliff face to perform a high-tech scan.
Previously on TV
Expedition Unknown
Hunt For Petra's Lost Tombs
Previously shown on Discovery .History on Thu 10 Sep 2026 at 15:00.
This showing has ended
This showing was on Discovery .History at 15:00 on Thu 10 Sep 2026. See future airings below or open the main programme page for the latest TV times.
Airing details
ChannelDiscovery .History
StartsThu 10 Sep 2026, 15:00
EndsThu 10 Sep 2026, 16:00
Episode / edition: Hunt For Petra's Lost Tombs
Next showing of Expedition Unknown
The next currently listed showing is Fri 11 Sep 2026, 04:00 on Discovery .History.
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Fri 11 Sep 04:00Expedition Unknown
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Petra's Secrets RevealedDiscovery .History+ 1Fri 11 Sep 21:00Expedition Unknown
Finding WWII's Lost PrisonersDiscovery
Hunt For Petra's Lost TombsDiscovery .HistoryFri 11 Sep 05:00Expedition Unknown
Hunt For Petra's Lost TombsDiscovery .History+ 1Fri 11 Sep 15:00Expedition Unknown
Petra's Secrets RevealedDiscovery .HistoryFri 11 Sep 16:00Expedition Unknown
Petra's Secrets RevealedDiscovery .History+ 1Fri 11 Sep 21:00Expedition Unknown
Finding WWII's Lost PrisonersDiscovery