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Discovery .History+ 1Fri 30 Oct · 22:00–23:00News & Documentary

Secrets Underground

Doomsday Volcano Mystery

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Secrets Underground artwork

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About this programme

Beneath the densely populated city of Naples lies a looming threat. A super volcano may be on the verge of erupting and cause an apocalyptic catastrophe.

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Next episodes and editions

Future listings with the same programme title, excluding this episode.

Secrets UndergroundCalifornia's Hidden Doomsday · Discovery .Science +1 · Wed 28 Oct, 14:00–15:00›Secrets UndergroundDiscovery .Science · Wed 28 Oct, 14:00–15:00›Secrets UndergroundKing Solomon's Treasures · Discovery .History · Wed 28 Oct, 21:00–22:00›Secrets UndergroundGreat Lakes Bermuda Triangle · Discovery .Science · Thu 29 Oct, 13:00–14:00›Secrets UndergroundLegend Of The Nazi Gold · Discovery .Science · Thu 29 Oct, 14:00–15:00›Secrets UndergroundTesla's Final Secrets · Discovery .History · Thu 29 Oct, 21:00–22:00›

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