Synopsis

Only enigmatic legends and decaying ruins remain as echoes of worlds long gone. Yet, might evidence of extraterrestrial encounters be concealed within the relics of vanished civilizations? Peculiar carvings hint that the Mayan city of Copan was governed by the descendants of beings from another realm. And some posit that the ancient Nazca people modified themselves—and their landscapes—as a plea to the star gods for a return. Are the remarkable achievements of these lost societies simply the pro