Watch The Proof Is Out There Season 3 Episode 18 Online

Are the famous glowing lights seen above Marfa, Texas a natural or supernatural phenomenon? What spirit possessed a goat to walk down a street like a human? Are mysterious stone carvings in Japan connected to a legendary close encounter? And how did a woman miraculously survive falling on to the subway track as an oncoming train passes by? Tony Harris and his team of experts examine the clues and make a determination about the validity of what we're seeing.