A rotating cast of guys and dolls in front of a Washington, D.C. building.

This leafy estate is worth $18 million and is so grand it has two mailing addresses.

A derelict bit of transportation infrastructure hidden in the woods.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

A wondrous old library overlooking the nation's capital.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

A historic neighborhood church is reborn as a psychedelic arts collective.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.

Given just one more year to live, Conrad Schuck built his dream house in Bartow, Florida.

The ruins of a once-thriving sugarcane plantation that was burned in the Second Seminole War.

Believed to be haunted, this old cemetery is beautifully adorned with Spanish moss hanging from the trees.

Hidden in the plaza next to a pizza shop is an amazing little oddities shop.

Human skulls and a stuffed goat made into a rocking chair can be found at this strange little store.

Would you like a sleeper hold with that?

Hundreds of skulls and bones at the largest skeleton museum in the country.

A museum preserving one company’s history of preserving food.

The giant squid's 27-foot-long corpse lies preserved within a Sarasota aquarium.

These crumbling foundations are all that remain of the once-stately 1840s manor that gave the town of Bradenton its name.

An oddities shop that dabbles in the deathly and beautiful.

The history of the traveling carnival is remembered by this sprawling collection of vintage wagons, games, and rides.