This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This train station inspired the name of a 1970's rock band and provided the backdrop for their album cover.

This Virginia railway overpass is said to be haunted by a serial killer in a rabbit costume.

Who needs fancy modern water slides when this giant North Carolina rock works just as well?

Incredible miniature towns and buildings created and decorated with thousands of tiny rocks.

A 19th-century mill complex once powered by three waterways still leaves visible traces in the woods.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

Approximately 65,000 gallons of crystal clear water pour out of this headspring every minute.

A tribute to Ponce de Leon's supposed quest for eternal youth.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

Intertwined, interspecies trees which locals believe can grant boons to lovers.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

St. Augustine's record-setting narrow street was designed to protect against pirates.

One of the oldest, tallest, and most haunted lighthouses in America.

A building so large that it has its own weather.

Have a ball telling the time at this giant kinetic-energy clock.

This historical swimming pool near Miami is emptied and refilled each day with naturally filtered water.

A community of collapsing homes more than a mile out from the Florida coast.

A mysterious castle built as a monument to lost love.

The sign that drew attention to a young boy's cucumber stand is now the name of his fruit superstore.

The highway's southernmost spot is a beloved local attraction.

An idyllic swimming pool tells the tale of Hemingway's trouble with women.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

This spiny beast guards an artist's village while vying for the title of largest lobster in the world.