The most popular abandoned building in the world is a historic prison located in Philadelphia that offers tours, a haunted house, and a full museum experience.

A STATEMENT FROM A WHITE HOUSE SPOKESPERSON SAYS ... Investigates has learned there are dozens of other abandoned mines in Western Pennsylvania that could pose a similar risk.

When an abandoned mine collapsed beneath a neighborhood in Fayette County, buckling a home’s foundation and tearing apart the roadway, the Pennsylvania Bureau of Abandoned Mine ...