Graham Hancock, formerly a foreign correspondent for "The Economist," has been an international bestselling author for more than 30 years with a series of books, notably "Fingerprints of the Gods," "Magicians of the Gods" and "America Before," which investigate the controversial possibility of a...

Neal Brennan is a stand-up comic, actor, writer, director, and host of the podcast "Blocks." Catch his new special, "Neal Brennan: Crazy Good," on Netflix. www.nealbrennan.com Learn more about your ad choices. Visit podcastchoices.com/adchoices