"Conspiracy, More Than Just a Theory" is a five-part series examining the greatest conspiracy of them all, a global conspiracy threatening the viability of our planet. Join John Bradshaw for "Bigfoot," part one of this series. Visit a museum dedicated to Bigfoot’s existence and meet a Bigfoot "believer," who claims to have seen Bigfoot. But what is certain is the conspiracy playing out before our eyes. And you’re involved.