A glittering Thai Buddhist temple in suburban Pennsylvania.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

It would take 35 firetrucks to fill this enormous glacial pothole.

An outlandish shoe shaped house built by an eccentric millionaire.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

Pennsylvanian mass grave and possibly mass murder.

Instruments, apparatus, and rare books all relating to chemistry and its related sciences.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.

The headquarters of the Fraternitas Rosae Crucis, complete with Rosicrucian pyramids, all in the Pennsylvania woods.

Dr Barnes' $25 billion private collection of art and arboretum.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

A modern ghost town whose inhabitants were driven away by the growth of nuclear power.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Mysterious rocks that ring musically when struck.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

This Old Testament garden features 100 plants from biblical times.

In which a local geological marvel becomes a quaint roadside attraction.

The flower-shaped temple in Virginia aims to transcend the boundaries of the world’s religions.