This huge, disused viaduct is now a crumbling concrete underworld of covered in years of graffiti.

Contrary to what one might expect, ice forms inside this small cavern during the summer and melts during the winter.

The body of St. John Neumann and his collection of hundreds of relics, on display in a Philly church.

Long hidden under grime, the politically radical murals of a little known Yugoslavian master are finally getting their due.

Its vintage camera collection gives a snapshot of the past as viewed through a photographic lens.

Current docking place of the SS United States, the fastest transatlantic ocean liner.

Behold the rickety wooden glory of the world's oldest operating roller coaster.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

The home and studio of a visionary woodworker now stands as a museum and example of his artistic genius.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

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

An outlandish shoe shaped house built by an eccentric millionaire.

A historic covered bridge is but one example of an oddly prevalent American urban legend.

This park contains a number of standing stones meant to heal and inspire.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

Pennsylvanian mass grave and possibly mass murder.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

The Home and murder site of the witch of Rehmeyers Hollow.

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

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

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

When the Austin Dam failed it destroyed much of Austin...and then it failed again.