Season 4
10 episodes · 2025
1Echoes 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.
2Secrets 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
3Woolly 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.
4Battlefield 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.
5The 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.
6The 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.
7Ice 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.
8Siberian 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.
9Frozen 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.
10The 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.
