The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

This Florida sinkhole hides a rainforest-like micro-environment in its depths.

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

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

A lush green oasis in the middle of Chicago.

This historic national park is covered in the stunning ruins of red rock pueblos.

The ruins of Theodore Roosevelt's beloved ranch stand in a forgotten corner of a national park named after him.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

A small park on Bourbon Street features life-size bronze statues of New Orleans musicians.

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The world-record holder for the longest bridge stretching continuously over water.

The Citrus Variety Collection at UC Riverside contains two trees of each of the 1,000+ varieties of citrus.

Erosion and various mineral deposits give this striking canyon its distinct color and soft appearance.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

See the motorcycles that launched the stuntman to fame and the gear that saved his life.

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

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

This small memorial is almost as well concealed as Smalls himself was on the night he sailed to freedom.

Step inside Lucy, the world's largest "elephant."

A popular European tradition makes its way to the states on one of America's most famous bridges.

This memorial honors thousands of enslaved Africans and their descendants who died in colonial New York.