National Geographic : 2009 Jul
• Fun for all ages! Minnesota sisters Bridgit and Bergen Flom (above) sport big rainbow dos styled for $14 each and a buck for glitter. Iowa's derby stunts (below) are always a blast: Gregory "Dr. Danger" Carpenter performed the Suicide Car Jump---a 50-foot, 60 mile-an-hour leap from a flaming ramp into a four-stack of junked cars---38 times last year, with three hospital trips and no life or health insurance. Despite cracked bones and burns, "I squeak by each time," he says.