During the Soviet era, the spire of this longstanding church was used as a radio transmission tower.

A cathedral resurrected from the ashes of one of Europe's greatest urban fires.

A medieval setting reimagined into a unique art alley.

For the last century, this international border within a small town has appeared and disappeared various times.

A miraculous three-handed portrait of a saint can be found inside this church.

This micro-nation may be some sort of prank, but its constitution sure seems official.

Travelers who fall victim to this mermaid's charms are destined to stay in Užupis forever.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

This former KGB building is now a museum memorializing the people who suffered during the Soviet regime.

This stone tower was built to protect Crete from incoming pirates.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

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

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

This memorial to a murdered empress took 20 years to design, then spent 30 years hidden away in storage.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

Also known as Uncle Karl, the beloved bronze copper keeps a watchful eye on St. Stephen’s Basilica while people rub his lucky belly.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

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

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

This crucial gathering spot along the "hippie trail" still displays old notes between traveling beatniks and backpackers.

A meow-velous tribute to a beloved street cat, made famous on the internet.

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.