Far be it from me to cast judgment on parents I've never met, but what I can say is that I'd NEVER allow my son to do what these folks were letting their kids do.
It all played out on Facebook just a few days ago. A man named Brett Nelson was enjoying a hike up Tumalo Falls in Bend, Oregon, when he came across a very disturbing sight. He says two kids were carving their initials into a wooden handrail along the trail. Their dad was right there watching them do it!
Brett Nelson says he confronted the dad about what he was apparently letting his kids do in broad daylight. You want to know how that family responded? I think this photo Nelson took speaks for itself: