A field filled with carved medieval tombstones called stećak.

An apparition of Virgin Mary in Herzegovina.

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

A random tree outside a Budapest hotel has become a DIY shrine to the late singer.

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.

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

A wunderkammer of gold and silver reliquaries and ancient saintly bones.

Now harmless, this looming post struck fear into the heart of medieval troublemakers.

This 135-year-old weather station studied the effects of the climate on human health.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

On the shores of Lake Garda, the ruins of a Roman villa that allegedly belonged to the poet Catullus.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

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

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

A military museum, art park, mausoleum, and architectural oddity all on one fascist's estate.

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

The small peaceful island off the Venice tourist circuit is where the city began more than 1,500 years ago.

This winding road through an Italian canyon may be the most scenic drive in the world.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

This legendary city has been a tourist attraction for centuries.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

The world's most important buildings shrunk to a tiny size.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

A towering spire in the fortress of Kalemegdan honors the victorious armies of Serbia during their struggles against the Ottoman Empire.