Plato wrote about an advanced island empire that vanished beneath the waves 9,000 years before his time. Today, 57% of Americans believe in Atlantis or similar lost civilizations—and that number keeps rising. From Santorini's buried cities to underwater ruins off Bimini, from Graham Hancock's Netflix controversies to the mind-bending discoveries at Göbekli Tepe, join us as we explore why the search for Atlantis reveals more about human hope than human history. Plus: the real lost civilizations that make Atlantis look tame.