Certain things have a tendency to make the hair on the back of your neck stand straight up on end. Sometimes you walk into a place you’ve never been and you automatically know your in a situation that you probably shouldn’t be in. Its an overwhelming feeling that you just some how unexplainably know. Science can’t explain this phenomenon but it’s there as real as day. Here are 40 images of exactly that! Things you just know you want absolutely no part of. Take a look, you’ll see exactly what I mean.