This community on a small Venetian island has taken to painting their houses in bright neon hues.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

Pompeii's less famous neighbor is still revealing her secrets.

France's most famous cemetery, with some of its most curious tombs.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

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

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

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Tiny memorials honor individual victims of the Holocaust.

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

The most visited, and possibly most controversial, museum in Germany.

A fascinating insight into daily life in the Eastern Bloc.

A slice of central Asia in the middle of Berlin.

This classic restaurant features a gorgeous mirror-clad room.

Crumbling necropolis set high above Fez.

Traditional 11th-century outdoor tannery.

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

The other side is actually green.

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

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

This unusual piece of Renaissance art depicting the bodily horror of crucifixion and skin disease may have been inspired by fungus-induced hallucinations.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

The famous winding walk at Chartres is surrounded in mystery and myth.