A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

This beloved marketplace mascot poops money and grants good luck.

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

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

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

Alexander Hamilton’s creation caused quite a bit of controversy.

A clone-tree in Washington Square Park sprung from seeds that went to the Moon and back.

Fragments of architectural wonders from around the globe are embedded in the newspaper building's walls.

An antiquated German apothecary on Chicago's North Side.

This morbid, delightful curiosity shop offers everything from animal bones to human teeth.

This 19th century mansion façade adorned with immigrant patriotism is a symbol of Louisville’s history.

Thousands of unique minerals, including some of the most impressive fluorite crystals in the world.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

The last masonry skyscraper ever built reveals a transitional moment in architectural history.

A local scoured more than 1,000 acres for stone to create his masterpiece.

The remains of this visionary community can still be found much as it was a century ago.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Eight rare Corvettes are swallowed up by a sinkhole in Kentucky's National Corvette Museum.

Prehistoric animals decorate this popular outdoor park.

The world's longest known cave system.

Commemorating the spot where the famous scientist fed his pigeons.

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