Most people know the story of the Holy Grail, but in fact there is little evidence in the Bible that it actually exists. Over the past two centuries, everyone from Arthurian Knight to Renaissance painters to contemporary thriller novelists have questioned the location of the cup of Christ. This religious relic, has taken a number of forms in human consciousness over the years, and may have never existed at all.Parcasters - To learn about an iconic event in American history, check out our our new episode on John McCain on HOSTAGE, wherever you get your shows. Listen now at parcast.com/hostageSponsors!BetterHelp - Go to BetterHelp.com/Unexplained to get 10% off your first month with discount code UNEXPLAINED.