The Younger Dryas Impact Hypothesis proposes a comet strike around 12,000 years ago, which aligns with Hancock's timeline of a global catastrophe wiping out an advanced civilization.

Ancient maps, like the Piri Reis map, depict detailed coastlines, potentially including Antarctica, long before modern cartography, implying advanced geographical knowledge.

Global megalithic structures, like pyramids and ancient temples, share architectural similarities that imply the existence of a shared, ancient cultural influence.