Numerous stone coffins from different centuries, lined up in a sixth century basilica.

A medieval castle was used for centuries as a hemp farm.

These elaborate gothic monuments honor Verona's medieval lords.

Pilgrimage site for star-crossed lovers.

A whale rib was used to advertise the store by the arch that offered exotic goods from far away.

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

Turtles swim in a pond surrounding a classical temple in this lush park in Vicenza.

An abstract and eyecatching clock/fountain is the centerpiece of this little-known German city.

This unique medieval artwork featuring the story of the Antichrist remained lost for decades.

The first, and perhaps only, monument dedicated to Wikipedia.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

This cheeky statue of a man defecating gold coins graces the facade of a medieval guildhall.

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

A twisted steel beam from the wreckage of the World Trade Center is the centerpiece of this memorial for those who died on September 11, 2001.

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

Something's missing between the arcades of the Palazzo della Ragione in "the city of the three withouts."

The people of Padua pledged to construct this church if the city was spared from destruction during World War I.

The tomb of the mythological founder of Padua is not hidden in some obscure crypt, but stands right in the middle of the city square.

This old medieval prison tower has been a site of astronomical research for more than 250 years.

The incorrupt tongue of the patron saint of lost things is venerated in this basilica.

The oldest botanical garden in the world that technically isn't the oldest.

Built to repay the sins of the father, this church is home to one of the most valuable works of Western art.

One of the world's oldest working clocks is curiously missing the Zodiac sign of Libra.

The world's oldest surviving anatomical theater, where "the dead are pleased to help the living."