Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

This fancifully decorated Victorian home in New York’s Hudson Valley is the only known fully domed octagonal residence in the United States.

A letterpress workshop committed to the art of printing, with unique and creative designs.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

An art installation commemorates journalist Nellie Bly's undercover reporting inside a New York asylum.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

This tiny patch of arid sand sits in one of the greenest states in the United States.

This innocent-looking townhome is actually a subway exit.

The unassuming structure was part of a Major League Baseball stadium.

Waterway populated with abandoned projects, including a submarine.

This small, hidden cove is home to abandoned boats.

Experience the magic (and science) of a camera with this giant structure that allows you to enter inside the camera.

An exhibit dedicated to a physicist who dedicated his life to proving the existence of UFOs.

One Brooklyn man's collection of life-size fiberglass statues has taken over his entire yard.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

Inside this museum, Christians were imprisoned when the Romans controlled Gaul.

Lyon's miniature version of the Eiffel Tower was built as a statement in support of French secularism.

Hundreds of hidden passageways weave through the old quarters of Lyon.

A steampunk wonderland that preserves America's history of industrial innovation.

Unlike other abandoned asylums this empty institution welcomes visitors, just don't go in the buildings.

Two thousand artifacts from around the world collected by one woman who loved to travel.

A historic bridge with a lovely acoustic anomaly.

The only surviving building of historic West Boylston, which was flooded to create the Wachusett Reservoir.