We have explored the world With Erich von Däniken, uncovering ancient tales and monuments dedicated to preserving the memory of a time when the gods roamed the Earth. We have come to know them as an extraterrestrial species occupying the physical realm, rather than spiritually-based gods. But what was the rationale of an advanced civilization visiting Earth in a time before civilizations arose? Perhaps our universe has the propensity to sprout life in the most unlikely of places, but the spread of intelligence may rely upon the intentional actions of a very old and benevolent species which has returned. This presentation was originally webcast November 8, 2017.