An abandoned asylum incorporated into a college campus.

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

This one-room cabin where the young colonel slept during the French and Indian War.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

Abandoned former poorhouse, bible college, and haunted house in an Ohio hamlet.

Superfans of The Shawshank Redemption can take a driving tour of most of the films real locations.

This beautiful stone arch bridge wasn't even expected to stand for one day, but people have been crossing it for centuries.

The mortal remains of a Russian prince, priest and paranormal investigator who came to America in 1792.

The only statue of its kind to commemorate Washington's beginnings as an officer of the British Colonial Militia.

Steepest flood safety railway in the entire world.

Dozens upon dozens of boulders engraved with scripture tell the story of one man's troubled life.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

A macabre farm reserved part of its 222-acres for dead bodies, all in the name of science.

One man's real life disfigurement inspired a lasting local legend surrounding an eerie tunnel.

This abandoned dream castle and its cemetery look out over the city that once inspired their creation.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

The largest clock face in the United States is twice the size of Big Ben and infinitely more ad-sponsored.

Meet your friends, marry your true love, or tell your enemies to kiss your butt under this historic Pittsburgh timepiece.

This church in Pittsburgh is home to the largest collection of religious relics in North America.

There aren't too many operational funiculars around, but Pittsburgh has two!

Remnants of 19th century vigilante justice.

This Pennsylvania cave holds evidence of the oldest known inhabitants of North America.

An otherwise quiet campground becomes a bustling medieval town for two weeks every year.