For more than a century, this hole-in-the-wall near Termini Station has been serving what some say is the greatest porchetta sandwich.

A sculpture serving as an homage to Pope John Paul II.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

Crispy, cheesy rice balls—the Roman answer to arancini—take center stage here.

Celebrating the works of a beloved Italian actor, known for such cult films as 'They Call Me Trinity' and 'Watch Out, We’re Mad!'

A poignant memorial that traces two hundred years of German history.

This sprawling stone mosaic on Berlin’s Museum Island transforms archaeological finds and local legends into a walkable work of art.

This now abandoned restaurant provides some of the most amazing views of Lisboa.

Check the time in 145 countries at once with this East German relic.

An intersection between architecture, industrial construction, machine, and scientific instrument.

These abundant, over-the-top monuments are so widely scattered that they define the entire compact capital cityscape, often leading to jokes about whether there are more statues than residents.

In the hometown of the Catholic saint and Nobel Peace Prize winner, a memorial dedicated to her legacy.

A historical puzzle lies at the origins of this structure.

This fortress dates back to the 6th century and is also the site of a controversial abandoned restoration project.

A solar-powered primary school inspires hope and experimentation in a country ripe for energy innovation.

One of the four clock faces on this church is mismatched, in a nod to a historic slight.

A Nile crocodile, a historic symbol of apothecaries, is among the fascinating collection.

An abandoned Byzantine fortress and notorious prison.

A little-known park with unusual, half-ruined structures and a mystical energy.

Thousands of rusting train cars have been slowly falling apart on the edge of Greece's second largest city.

An arts and culture melting pot inside an old roadside inn from the Ottoman era.

One of the most photographed locations in the entire city.

This architecturally eclectic early-20th century mosque was built as a place of worship for the Islamic followers of a Jewish messiah.

A two thousand year old brothel uncovered in Northern Greece.