Secrets in the Ice Season 4 Episode release dates & where to watch

1. Echoes of the Lost Mountaineer

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

2. Secrets of the Antarctic Abyss

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

3. Woolly Mammoths Last Stand

Woolly Mammoths Last Stand: Travel to the most remote, uninhabitable parts of Earth to reveal great mysteries that have been frozen in time.

4. Battlefield Beneath the Alps

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

5. The Giant Penguin Enigma

The Giant Penguin Enigma: Mauro De Mauro's disappearance in Italy reveals remains in a Mount Etna cave, linked to mafia ties and a 1962 assassination.

6. The Patagonia Ice Dragon

The Patagonia Ice Dragon: A Dutch fluit shipwreck found in the Gulf of Finland reveals rare insights into 1600s maritime trade and naval architecture.

7. Ice Age Battlefield

Ice Age Battlefield: A Swiss fisherman uncovers ancient Celtic relics in Lake Neuchatel, hinting at a violent Iron Age battle around 225 BCE.

8. Siberian Death Mask

Siberian Death Mask: A 1700-year-old death mask from Siberia reveals ancient cranial surgery, shedding light on advanced medical practices of the Tashtyk culture.

9. Frozen Secrets of Prehistoric Warfare

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

10. The Donner Party's Lost Legacy

The Donner Party's Lost Legacy: Artifacts like glass shards and a writing slate from the tragic Donner Party of 1846 have been recently uncovered in the Sierra Nevada.