The history of whiskey and all of its boozy glory, from Colonial days to modern American cocktail culture.

After a water tower painting was accused of being an ad, a simple fix was made that gave the city a motto.

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

The largest earthwork effigy in the world.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

Mysterious ancient boulder carved with petroglyphs in the mountains of Western North Carolina.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

The remains of the iconic train crash from the movie The Fugitive can still be found rusting along the Great Smoky Railroad.

The world's longest known cave system.

Eight rare Corvettes are swallowed up by a sinkhole in Kentucky's National Corvette Museum.

Bananas are often left for the first monkey America ever recovered alive after being launched into space.

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

This boulder stays on its mountain thanks to a huge chain and on the map due to local legend.

Moonbows over Kentucky.