The light is fading and your eyes instinctively squint. You stop, and a bone-chilling shiver crawls up your spine. Are you roaming through an old graveyard? Exploring an abandoned tunnel? Getting hopelessly lost in a forest veiled in fog? Perhaps you are wondering how the hell to get out of there. Or … perhaps, though your heart is pounding and your hands are clammy, you plunge deeper into the darkness. We here at Atlas Obscura approach the eerie, the haunted, the unknown the same way we approach everything—with wonder and…