'Tis the season to be jolly.....and also the season to tell spooky stories, and the cases of the missing 411 are definitely creepy. In America, tens of thousands of people go to national parks to enjoy the scenery, wildlife and the awesome experience of being in the presence of amazing natural beauty. But over the course of over 100 years, many people have simply vanished into thin air whilst visiting these beautiful tourist attractions. Only a handful of bodies have ever been found, and those have some very disturbing and strange facts connected to their discoveries. So with the Christmas holidays upon us, lets delve into some of the strange cases of the missing 411.