When the sign at the amusement park says "You must be this tall to ride," Jared Levan doesn't sweat it. At 6 feet 1 inch tall, the 28-year-old food stylist and writer towers above the kids surrounding him in line. And he doesn't have children in tow whose height is a worrying factor. He hits the rides with grown-up pals.

Mr. Levan likes the rides' adrenaline rush and "shows that I wouldn't normally see like a magic show," he says. Of course, "there are definitely occasions where I feel like a big kid around teenagers or families...