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

A haunted hill that supposedly defied gravity.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

An underwater city for the dead.

Possibly the most beautiful carillon in the world, set atop Iron Mountain in Florida.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

This structure among the trees was the result of divine inspiration.

For decades these polar bears have roamed all around a Nashville neighborhood.

This mansion turned restaurant was once a pitstop for Al Capone during his travels.

This popular park is home to a sea serpent sculpture that now overshadows the twisted history of its creation.

Dinosaurs invade a suburban Nashville neighborhood.

This park contains one of the largest concentrations of cedar glades, a unique and rare ecosystem.

Follow the steps, and this roadside artwork will teach you how to dance.

An abandoned town is hidden in Great Smoky Mountains National Park.

It may take some time to locate, but it's sure to warm even a heart of stone.

Victorian-era Egyptomania left its mark on this Nashville landmark.

Hiding behind a grocery store is a spectacular cavern carved as part of an old limestone quarry.

In one of America’s oldest mountain ranges, a long-awaited section of a scenic highway is now open to the public.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

One Confederate statue that accurately reflects the ugliness of its subject.

The small cave that housed Tennessee's "first citizen."

This award-winning men's bathroom was just too beautiful to not allow women to see.