This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

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

The palace of the King of Kings, burned by Alexander the Great.

The site where one of the most famous poems of World War I was composed is preserved to honor the legacy of the work.

The world's largest historic armory was established by independent citizens to defend themselves from the wars of larger forces.

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

Final resting place of Typhoid Mary.

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

Complete town of 5,000 living out at sea on the world's first offshore oil platform.

World's oldest and largest space launch facility, once a secret missile testing site.

Harlem park dedicated to compulsive hoarders killed by their own junk.

A spherical "micro-nation" in the heart of Vienna.

Stunning examples of Russia's 18th-century wooden architecture.

The watery grave of Captain Bligh's famous ship.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.