The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

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

An abandoned stretch of highway, deteriorating next to the operational one.

A toxic ghost town sitting atop a massive coal fire.

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

Mysterious rocks that ring musically when struck.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.