Take a ride back in time with a steam locomotive trip through Eritrea’s mountainous countryside.

Third time's a charm, or in this case, two testicles are.

This small Milan street is filled with colorful homes and a rich history.

A brutalist gem towering over the heart of Milan.

Before there were doorbells this bronze ear was installed for visitors to announce their arrival.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

Small on the outside, big on the inside, this church is an astonishing act of visual deception.

The secret medieval communication system will whisk your words above the noise of the crowd.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

In the 1940s, Italian architect Mario Cavallè built a dozen of these round homes in northern Milan.

Sip a Negroni Sbagliato in the bar that invented it.

The train platform where Jews were sent to concentration camps is now preserved as a Holocaust memorial.

This sanitized yet surreal depiction of a Greek fertility god looks over a square in one of central London’s residential areas.

After a night ravaged by bedbugs, it's said King John ordered the creation of this weathervane.

The most famous location in China was home to whole dynasties worth of imperial rulers.

These stark white cliffs were spat up by the sea and are slowly being retaken by it.

This simple wooden cross is said to mark the grave of an unknown sailor who washed ashore nearby.

This blue plaque commemorates the unexpected origin of one of the world's most beloved deserts.

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

A sprawling nature preserve harbors the world's only living dragons.

This little-known wall in Southampton stands as one of the most unique and personal monuments to D-Day.

Many mysteries surround these objects questioning whether they are cannonballs at all.

The grave of Mrs. Reginald Hargreaves, who inspired the tale 'Alice in Wonderland.'

According to legend, a noble knight and a terrible dragon lie beneath this storied hill.