This riverside restaurant has been serving customers since 1146.

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

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

The medieval "Bearded Man" relief still serves as a clever flood warning marker.

Uh, pardon me, ma'am, but I couldn't help noticing that there's a Columbo statue in the middle of Budapest.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

The holes in this wall provide a glimpse into Jewish life in Budapest, both past and present.

A 13th-century convent where St. Margaret of Hungary spent her teenage years.

The oldest garden in Prague, once part of an medieval orchard.

"Stairs of the Turks", a chalky white cliff eroded conveniently into stairs, allowing for easy pillaging.

This narrow coastline trail through the dense Kauai wilderness is among the most beautiful and dangerous in the world.

Now a pedestrian bridge, this was once part of a narrow-gauge railroad that ran along the east coast of Kauai.

This former luxury resort in Kaua'i is now an abandoned relic.

This blowhole is supposedly caused by a trapped monster.

Built by the inventor of the radio, this abandoned hotel has housed early radio employees, military men, and a dangerous cult.

The first safe in this California town had to hold all the gold.

An old whaling station now serves to give the public a look at the commercial whaling industry, no longer a part of Monterey's economy.

The disdain for this dysfunctional dam is reflected in a giant pair of scissors painted on the concrete face.

This midcentury LA bar was the birthplace of tiki culture.

A couple turned their front yard into an artistic masterpiece.

Built for an exposition in 1915, these horticultural displays have stood the test of time.

An inconspicuous suburban street corner is the site of San Diego's worst air disaster.

Bridge that died in war and was resurected.

A wonderfully strange collection of 500+ stuffed frogs doing people things.