Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

The other side is actually green.

Mosaics, storks, and brothels—this ancient city has it all.

Morocco's Argania trees are infested with nut-hungry goats.

Vast stretch of tide-pools with a unique Moroccan charm.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

A fortified city, home to a remaining population of five families

The romance of early commercial flight still fills this Art Deco destination.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

A former major munitions plant that has been converted into a sprawling art space.

A historic coal mine that doubles as a museum and tourist attraction.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

Located at the former Lorton Prison the Lucy Burns Museum tells the story of the 91 year history of the prison including the dark chapter of its involvement in the women's suffrage movement.

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

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

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

Take a steam-powered ride straight out of the past on this Appalachian rail line.

This Virginia town has been famous for its fried chicken since the 19th century.

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

The hide of Stonewall Jackson's equine sidekick is on display not far from where the ashes of his bones are buried.