The ruins of a Duke's bucolic dream, where camels once roamed alongside "Dutch" windmills and faux-Italian vineyards.

An unusual sand beach in the middle of a forest.

Jean Tinguely's bizarre monster sculpture is hidden deep in a forest.

A museum dedicated to the strange and extravagant costumes and memorabilia of the mummers, a tradition older than Philadelphia itself.

America’s smallest national park site is the former residence of exiled Polish national hero Thaddeus Kosciuszko.

Take a step into the workshop where Edison and his employees revolutionized the world.

The first neighborhood to implement the Garden City model in its suburban planning.

A massive Montreal stadium that has seen nothing but trouble since its inception.

The only example of a Paris Métro sign in use at a subway station outside of the French capital. 

During the summer months, giant teddy bears take over Paris near Les Gobelins metro station.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

Remains of Roman amphitheater hidden in a sleepy quarter of Paris.

This Paris art space celebrates the creativity and ingenuity that springs from abject poverty, especially in Africa.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

France's most famous cemetery, with some of its most curious tombs.

Notorious artist squat renovated into legal studios.

This modest marker near Notre Dame identifies the very center of Paris.

One of Jeff Koons’s largest sculptures and his first commemorative work.

Abandoned railway line circling the city of Paris.

This massive boulder is either a unique rock formation created by glacial melt or a magic energy vortex.

This disastrous New Jersey safari park saw animal attacks, escapes, and disease before being abandoned.

In the power of this waterfall, Alexander Hamilton saw the potential for industry.

New York City's only radical feminist independent bookstore.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.