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Secrets in the Ice Season 4 Episodes

Season 4 Episode Guide

10 Episodes 2025 - 2025

Episode 1

Episode #4.1

The search for missing mountaineer Janet Mae Johnson, from 1973, gains momentum with the discovery of her backpack and camera in 2020.

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Episode 2

Episode #4.2

In Siberia, a 44,000-year-old wolf, perfectly preserved in permafrost, may hold secrets about Ice Age bacteria and ancient microbial life

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Episode 3

Episode #4.3

Travel to the most remote, uninhabitable parts of Earth to reveal great mysteries that have been frozen in time. A washed up piece of ivory leads to a surprise find.

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Episode 4

Episode #4.4

In the Swiss Alps, a Roman dagger discovery reveals a 2,000-year-old battlefield where the Suanetes tribe fell to the Roman Empire.

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Episode 5

Episode #4.5

Mauro De Mauro's disappearance in Italy reveals remains in a Mount Etna cave, linked to mafia ties and a 1962 assassination. Giant Penguin skeletons lead to some speculation

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Episode 6

Episode #4.6

A Dutch fluyt shipwreck found in the Gulf of Finland reveals rare insights into 1600s maritime trade and naval architecture.

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Episode 7

Episode #4.7

A Swiss fisherman uncovers relics in Lake Neuchatel, possible indicating a violent battle around 225 BCE

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Episode 8

Episode #4.8

A 1700-year-old death mask from Siberia reveals ancient cranial surgery, shedding light on advanced medical practices of the Tashtyk culture, and a World War 2 encampment raises some surprises.

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Episode 9

Episode #4.9

Floods in Uttarakhand raised fears of buried Cold War nukes, but scientists linked it to a glacier collapse and environmental impacts.

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Episode 10

Episode #4.10

Artifacts like glass shards and a writing slate from the tragic Donner Party of 1846 have been recently uncovered in the Sierra Nevada.

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