This 14th century castle withstood years of battle but is now sliding off the hills into the Danube.

Near Belgrade, an ancient-looking sarcophagus serves as a World War I monument.

Different sections of the Zemun Fortress were built in the 14th and 15th century as a response to the advance of the Ottoman Empire.

This feat of Brutalist architecture is also known as the Three Sisters.

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

Belgrade’s oldest restaurant has a rather unusual name.

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

A well-worshipped shrine to the Virgin Mary nestled inside the last of Zagreb’s historic gates.

Where the lovelorn find a home for their sentimental keepsakes.

This Roman monument is surrounded by more recent construction, offering a stark contrast between ancient architecture and the modern urban landscape.

The Adriatic's most famous wind can be reliably experienced in the city's Marina.

Abstract monuments express sorrow and resilience at the site of a horrific massacre in Nazi-occupied Serbia.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

A 16th-century horror show built in a lovely Italian garden.

Historic beer hall in Bucharest with magnificent stained glass and a lively folk band.

Notorious artist squat renovated into legal studios.

A 16th-century fountain marks the site of a lost medieval cemetery once filled with mass graves.

The video game-themed street art first popped up in the French city.

This emotive sculpture was originally created for the 1878 World's Fair.

A beautiful Victorian statue shows France's enduring love of the rhinoceros.

A French artist's vague warning hangs over Belleville.

Once a 19th-century brasserie, this McDonald's exterior celebrates Alsatian design and the "King of Beer."

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Paris' linguistic guide to the international language of, yes, love.