A wondrous old library overlooking the nation's capital.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

This grand gothic brewery has been pumping out suds for over a hundred years.

A historic neighborhood church is reborn as a psychedelic arts collective.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

Home to items never before seen by the public.

The site of the climactic scene from the classic horror film is now a historic landmark.

The United States Capitol's former columns still stand.

A six-foot pair of socks hangs from a drawer of the world's largest bureau.

This Transylvania County city is home to a rare white squirrel population that is descended from an escaped carnival animal.

An eerily abandoned stone tower is all that remains of a demolished dam on Cape Fear River.

Ruins of an American Civil War iron forge still survive today.

This nine-story building can be played like an instrument.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

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

A historic covered bridge, only one of two remaining in North Carolina.

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

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

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

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