How a century-old glass factory in Queens became a concert venue and arts center.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

A genuine Tudor manor transported piece by piece from England.

A former Confederate hospital serves as a remembrance of wounded and dead soldiers.

Within this lovely Richmond cemetery lie the remains of famous Virginians and some of Edgar Allan Poe's most beloved family and friends.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

Go take a picture with the inventor of the daguerreotype photographic process.

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

Home to items never before seen by the public.

At 207 feet, one of the world's longest continuous escalators.

It was once the base for a series of domestic terror attacks.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

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

A museum dedicated to exhibiting remarkable outsider art.

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

Yo, Adrian!

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

The world’s first penitentiary, meant to be humane, drove men insane.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

Under a playground is a little-known sealed train tunnel that likely contains the bodies of workers trapped by cave-ins.

Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.

A small Richmond island dotted with the remnants of hundreds of years of history.

Inspired by a foil-wrapped potato, (seriously) the Markel Building has been deemed one of the 10 ugliest buildings in the world.