In Detroit, rock 'n' roll legend Jack White unveils his needle-in-a-haystack quest to track down a historic one-of-a-kind recording trailer that's been AWOL for decades.

In Nebraska, the Wolfe brothers visit a third-generation pioneer village that features a visionary's mighty collection--along with a dozen massive outbuildings that haven't been opened since the 50s. Packed with planes, trains, automobiles--and everything in between--as Mike and Robbie go on a wild ride, unearthing dusty museum-quality surplus and long-forgotten pieces of choice Americana.