Season 1
Episodes
S1 · E1 · 11 Nov 2022 · 31 min
Once There Was a Flood
Graham visits Gunung Padang, an Indonesian archeological site, to find proof of a lost civilization — and the potential cataclysm that wiped it out.
S1 · E2 · 11 Nov 2022 · 33 min
Stranger in a Time of Chaos
In Cholula, Mexico's oldest continuously-inhabited city, the journalist inspects the world's largest pyramid for signs of a forgotten past.
S1 · E3 · 11 Nov 2022 · 31 min
Sirius Rising
Graham discovers a fascinating pattern that may connect the spectacular megalithic temples of Malta, which he believes to be much older than reported.
S1 · E4 · 11 Nov 2022 · 30 min
Ghosts of a Drowned World
Few scholars have investigated the Bimini rock formation off the coast of Miami, once fabled to be the road to Atlantis — but Graham dives right in.
S1 · E5 · 11 Nov 2022 · 32 min
Legacy of the Sages
At Göbekli Tepe, the oldest known megalith in the world, Graham questions if simple hunter-gatherers alone could have built such an advanced structure.
S1 · E6 · 11 Nov 2022 · 33 min
America's Lost Civilization
Graham visits ancient mounds in North America and wonders if they contain astronomical significance — or even warnings of an apocalyptic climate event.
S1 · E7 · 11 Nov 2022 · 29 min
A Fatal Winter
The author returns to Turkey to explore Derinkuyu, an ancient underground city and survival bunker that could shelter thousands in times of crisis.
S1 · E8 · 11 Nov 2022 · 32 min
Cataclysm and Rebirth
In the ancient geological sites of North America, Graham envisions an apocalyptic event that may have changed the Earth — and its inhabitants — forever.
Data and images from TMDB.