History's greatest secret: An advanced civilization vanished 12,000 years ago. Prepare to question everything.
Journalist and writer Graham Hancock travels the globe hunting for evidence of mysterious, lost civilizations dating back to the last Ice Age.
He attempts to prove that a climatic event 12,000 years ago wiped out an entire civilization far more sophisticated than the simple hunter-gatherers some archaeologists believe lived at that time.
He attempts to prove that a climatic event 12,000 years ago wiped out an entire civilization far more sophisticated than the simple hunter-gatherers some archaeologists believe lived at that time.