Why Are People Going Missing in National Parks? | Missing 411

Last week we talked about the multiple mysterious disappearances in various U.S. national parks and the strange circumstances surrounding them. Today, we dive into the theories surrounding these stories and try to decipher what could be the cause of the Missing 411. Sponsored by HelloFresh (http://HelloFresh.com/REDWEB14 + code REDWEB14) and BetterHelp (http://BetterHelp.com/REDWEB).