Mosaics, storks, and brothels—this ancient city has it all.

Morocco's Argania trees are infested with nut-hungry goats.

Inside a former cabaret, seven floors of erotic art.

The celebrated eyesore created by starry-eyed sweethearts.

The curious underground history of keeping Paris clean.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

Paris' linguistic guide to the international language of, yes, love.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A 19th-century fortress and collection of artifacts offer a tour of Saudi history.

These towering cliffs jut dramatically from the middle of a barren desert.

An annual two-week festival near the city of Riyadh when Saudis let their hair down.

This giant volcanic crater holds its very own field of salt.

Bangkok celebrated its shifting monarchy with a militaristic homage to democracy.

Nine centuries-old fortresses guard the walls of this medieval Romanian city.

One of the most controversial statues in Romania is an emperor with no clothes.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

Something's watching you.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

The sad remains of a monument to martial arts legend and movie star Bruce Lee—in the middle of Balkans.

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

This abandoned airplane hanger is said to have once been a top secret launch facility.

A bridge destroyed three times: once as a ruse, then in an actual attack, and finally for the movies.

A number of craters left by fatal mortar strikes have been filled with red resin to remember those lost during the Siege of Sarajevo.

This abandoned Olympic skiing facility still bears the scars of the Siege of Sarajevo.