A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

A fortified palace in the shape of a ship on the Thiou river.

Baroque celebration of the end of the Great Plague of Vienna.

This small museum is home to cannons cast by Paul Revere and the last remaining uniform of Egyptian President Anwar Sadat.

The grand, column-fronted, sculpture-adorned home of the ambitious digital library.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

The United States' first transcontinental automobile road came to its end at this spot in San Francisco's Lincoln Park.

Perfect your fly fishing technique on their practice ponds.

Forgotten and then destroyed by fire, this was once one of the largest saltwater swimming pools in the world.

In the Bahamas sits a lighthouse that is among the last of its kind.

In paradise, feral pigs have claimed an island all to themselves.

Impressive sink holes fill this untouched old-growth forest in the Bahamas.

This staircase in a lush tropical grotto was built by enslaved laborers and renamed to honor Queen Victoria's role in ending slavery in the British Empire.

Iceland's tribute to its thankless civil servants.

These naturally balancing rocks were pictured on every Zimbabwean banknote, up to the 100 trillion-dollar note.

The maze-like transportation hub contains abandoned areas, derelict stores, and a resident bat colony.

A "miracle" that seems to produce more holy fistfights than holy revelations.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

An unexpected Easter egg lurks in the background of a cherub wall relief at the Breakers mansion.

This Rhode Island mansion was a stand-in for the exteriors of Collinwood in the original "Dark Shadows" series.

Designed to not only to represent the history of the local community but also, the future.

The site of the largest mass execution in Rhode Island history, haunted by the ghosts of hanged pirates.

The first newspaper printed by an expeditionary force was published in this colonial mansion.