This abandoned factory on the Hudson River once churned out a million bricks a week.

The home of one of America's most wealthy industrialists is now a historic site that remembers a more decadent time in the country's history.

A turquoise lake within a volcanic crater.

This town named for the ancient God of War is home to fewer than a thousand people, but it's the birthplace of the Greek Revolution.

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

These warring psychedelic crags commemorate an unsuccessful military operation.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

This giant statue is the product of a mixture of corruption, Stalinist architecture, and North Korean manpower.

This vertical pinnacle in China was the inspiration for the floating mountains in the movie “Avatar.”

Lifelike statue of the Chinese philosopher in the bathtub.

The remains of the last Bosnian fortress to fall to the Ottomans are still standing.

The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.

A map of Italy made entirely of trees.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

A stairway to heaven, or to nowhere at all.

Putrefaction plateaus in Iran, where the dead were sent for decontamination before going to their final resting place.

This ancient village and its adjoining cemetery have a beautiful history of death and remembrance.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

A curious art park at the geographic center of Europe is home to 3,000 television sets and other wonders.

This little known mountain has claimed four times as many lives as Everest.

A quirky house created entirely out of glass bottles combines a collector's spirit with an artist's flair.

An Aztec snake god has taken the material form of an apartment complex.

During this Bolivian festival/fair you can wish for wealth, success, love, and more by buying a miniature version of your desire.