A haunting collection of sunken wooden barges litters this Italian river bend.

Now home to a drinking establishment, this building has a macabre history.

A star-shaped fortress town fort built in the geometric model of the Renaissance utopian city.

Two stone columns flank the grand Venice square, but there were supposed to be three.

The marble facade hides a little-known medical museum with early surgical instruments and rare copies of canonical texts.

Destroyed numerous times, this centuries-old bridge has always been rebuilt with its original design.

One of the tallest bell towers in Italy plays a particular melody at just two times each day.

A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.

One of the largest squares in Europe contains an entire artificial island.

In medieval times this small stone seat was used as a bizarre way to punish insolvent debtors.

Featuring the last fully walkable parapet walkway in Europe.

The home of a neoclassical master is now a shrine to his chosen art style.

This artistic temple brings together multiple architecture styles, but is only an example of one.

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

The oldest church in Mantua was buried for centuries under the facades of other structures.

The 1940s structure houses what was once Europe's largest telescope.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This small chapel is built of human bones and decorated with a golden skeleton.

A verdant 17th-century-style garden hidden along Edinburgh’s Royal Mile.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

Four giant movable street lights decorate this modern Rotterdam square.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

A huge teapot illuminates a home for the elderly.