How did a French journalist’s grave become the sexiest statue in the cemetery?

The largest catacomb system in the world.

An ancient Ethiopian cave church is endangered by the simple building of a road.

Ghosts of France's colonial past.

Abandoned railway line circling the city of Paris.

More than half of this Indian palace is drowned but it looks all the more spectacular for it.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

This Navarrese cave's history of witchcraft and pagan ritual is not just embraced, but recreated each year.

Beautiful carved tunnels.

Figures of unknown origin carved into the surfaces of underground caves.

A mouldering Colombian bull ring stands as a reminder of the country's complicated relationship with a brutal sport.

Standing proud atop a Turkish bluff, this Ottoman palace has retained its grandeur despite being abandoned for centuries.

A formerly opulent Italian village is now a crumbling ghost town that no one really knows what to do with.

The mouldering manses of wealthy colonials still pock the streets of a Curaçao neighborhood.

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

The world's most famous cheese caves.

The largest underground church in Europe.

18th century anatomical amphitheater of the Royal College of Surgery of Barcelona.

A beautiful but toxic fountain of mercury.

An enchanting monastery in the Spanish countryside appears lifted from a fantasy tale.

This chest hospital with a dark, haunted past serves as a fitting set for horror films and a paradise for ghost hunters.

Cursed swimming pool left abandoned is now a favorite of filmmakers and ghost hunters.

This cemetery features modernist statues as strange as its name.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.