Marvin "Popcorn" Sutton (right) - one of the legends of bootlegged moonshine, with his largest ever still. But the industry is entering a new, legitimate era.
Bryan (left) and Trey Boggs, co-founders and directors of Palmetto Moonshine, the first legal distillery in South Carolina.
Now legal to produce in some U.S. states, moonshine -- clear, unaged whiskey -- is being exported around the world.
True to moonshine's outlaw past, the Palmetto superstore in South Carolina is popular with bikers.
Traditional distillers would pack up their stills and brew the liquor in the woods, with an eye out for the law.
'Shining under a waterfall in Kentucky.
Moonshine is usually derived from corn mash.
Nascar racing was born from moonshiners racing in modified vehicles. Today, legal moonshine sponsors legal racing.
Moonshine has been boosted by popular culture depictions, such as Robert Mitchum's "Thunder Road" and "Moonrunners" movies, as well music from artists such as Bob Dylan.