The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

An astounding collection of medical specimens, including bits of President Lincoln.

An FDR-era tuberculosis sanatorium has stood abandoned in the suburbs of the U.S. capital for over 30 years.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

A remote horde of architectural treasures fit for Indiana Jones.

Walk a trail through a historic Quaker town that outlawed slavery in 1777 and was a major waypoint on the Underground Railroad.

Two dozen pinball games hidden away inside a most unlikely location.

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.