The source of America's longest river is also a historical landmark and the start of a famous nude run.

See the computer’s history revealed over the course of 20,000 years.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

A once-booming Mississippi River town with a history of racial violence is now eerie and mostly abandoned.

A giant bronze coil of feces is both a tribute to doggie defecation and a reminder to pick it up.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

Where beautiful signs live on forever.

These lush botanical gardens employ the most purrfect pest control force.

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

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

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

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

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

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