In a remote and snowy Russian mountain pass, 9 hikers are found dead after attempting a cross country skiing trek. The details surrounding their deaths are so jaw dropping and mysterious that even 60 years later, there is still no accepted cause of the tragedy. Theories explaining the incident are endless and cover everything from the Yeti, psychedelic mushrooms,  UFO's, and much, much more. Buckle in and come to your own conclusions as to what could have happened on that fateful night.