There are a million conspiracy theories about people missing or turning up dead in National Parks and other public lands. But really, when you break down the numbers, the number of disappearances, murders, and accidental deaths are on par with the rest of the country.

Still, a lot of those unfortunate events do happen. And many aren't what they seem. On today's episode of America's National Parks the tragic death of a hiker at Rocky Mountain National Park that shocked the nation, and the investigator that unraveled a mystery in service to her country.