An abandoned tuberculosis hospital moulders on into an uncertain future.

Town full of spiritualists, some of whom are mediums, is still in full swing after 130 years.

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

A model of a dinosaur that was named for Andrew Carnegie stands outside the museum that also bears his name.

An equine tribute in a charming Southern city that calls itself "The Horse Capital of the World."

According to local myth this cemetery is half evil spirits, half good—split down the middle.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

This Philly cemetery is the eternal home of many famous area residents, including Rocky Balboa's wife.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

A six-story treehouse offers spectacular views of New York's Finger Lakes region.

A retired firefighter created this contraption so he and his family wouldn't die if accidentally buried alive.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

A historic Civil War estate-turned-museum looks back on the Confederate States of America.

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.

This bridge is haunted by the ghost of a distraught mother.

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

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

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

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

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

Mile-long cave system near Great Smoky Mountains.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

Within this beautiful Pittsburgh cemetery, a unique headstone bears witness to one man's eternal love for Jaws.