You Won't Believe What This Race Puts Its Competitors Through—or Spectators

You hear a lot of strange noises at night from inside a camping tent. In the California desert, there's coyotes yipping and screeching under the moonlight, plotting heinous crimes against household pets. In the woods of Vermont, it's the trademark “Who cooks for youuu?” hoot of the barred owl, which is an unsettling thing to be asked while you’re squatted down in the dark with your pants around your ankles. Nothing compares, however, to the piercing backwoods racket happening in southern Tennessee...