This vintage short line in Amish country runs passenger steam train excursions and still hauls freight.

One of the world's oldest continually operating bookstores.

Step into a pastel time capsule where candy is truly dandy.

Huge masonic hall in Philadelphia with lavishly themed rooms.

Old neon signs from the City of Brotherly Love provide a snapshot of the city’s evolution.

Collection of scores of race cars from the 1900s to recent lovingly maintained and displayed.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

This poignant display is now a memorial to these regionally extinct species.

Deep under Manhattan is the largest construction project in city history. So far, the project has taken the lives of 23 workers, or "a man a mile."

Tucked in the back of this amazing antique store is an important piece of medical history.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

This beloved marketplace mascot poops money and grants good luck.

This elaborate towering structure was once famed for its revolutionary height.

This 15-foot tall obelisk commemorating the Philadelphia-Baltimore railroad connection sat neglected for over a century.

A field of nothing but boulders which resembles a giant's gravel driveway.

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

A beloved horticultural oasis on the grounds of a wealthy family's former estate.

Whimsical artist house in the New Jersey woods.

A cement mixer-turned-kaleidoscope in downtown Norfolk offers different views of the city.

A smaller model of the Da Vinci sculpture that took 500 years to come to life.

A local prank turned town icon.

Dr Barnes' $25 billion private collection of art and arboretum.