Being a park ranger may seem like a really cool job. After all, tending to North America’s stunning national parks in serenity and seclusion is definitely a more attractive prospect than getting stuck in mile-long tailbacks during your commute or spending eight hours cooped up in a cubicle. But that time out in the wilderness isn’t always as peaceful as it sounds. In fact, park rangers sometimes have some seriously eerie encounters – ones that take place far from the comforts of the big city. And these 20 unsettling tales – from chilling hauntings to perilous run-ins with predators – may make you think twice about ever switching career.