In the case of motorcycles, Iowan John Parham teetered on the edge between red-hot passion and downright obsession. He founded J&P Cycles, an incredibly successful after-market motorcycle parts ...

Mike Wolfe is a man of many hats. Though he's known to most of the world as the creator and host of History's long-running reality series "American Pickers," he's also an ace antiquer, an avid ...