Devil's Pass -

Traces of radioactivity were found on their clothing.

In the film, the modern investigators use a university grant to retrace the original route. While they initially look for logical explanations like hypothermia, they soon encounter strange phenomena that suggest they aren't alone. [REVIEW] 'Devil's Pass' (2013) Ruins Its Own Potential Devil's Pass

" Devil's Pass " (also known as The Dyatlov Pass Incident ) is a 2013 found-footage horror film that explores one of the most chilling unsolved mysteries of the 20th century. Directed by —the mind behind Die Hard 2 and Cliffhanger —the movie follows five American college students who trek into Russia's Ural Mountains to investigate the 1959 deaths of nine experienced hikers. The Real-Life Inspiration Traces of radioactivity were found on their clothing