A cheeky reminder about the value of art dangles above one of Olomouc's busiest streets.

Once overlooking the town, this church now resides on a permanent tilt.

This former quarry is now a picturesque gorge that hides a sunken lake.

An otherworldly alpine pasture with its own unique microculture that recalls Middle Earth.

This small Slovenian town has become a magnet for microbreweries.

A spiral staircase twists to the top of this unusual Czech lookout tower.

Dedicated to the history of mining and minting in a region rich in silver and radium.

Countless grotesque faces stare out from this eerie Prague art wall.

A church of bones, decorated with 40,000 human skeletons.

This strange statue depicts a young boy's body with an adult Mozart's head and a single wing.

A cheeky architectural easter egg.

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

Monument to a suicide protesting the Soviet invasion.

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

An old hill fort covered in over 100,000 crosses is a symbol of Lithuanian nationalism and beliefs.

Latvia's symbolic mountain-shaped national library is home to millions of cultural tomes.

Rusted cars, trucks, and buses form a fascinating collection of Soviet-era machinery.

While this monument tile is shrouded in mystery it also marks the end of the longest ever human chain.

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

Things aren't quite what they seem at this mind-bending museum.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

"There's nothing there," and other lies the KGB told us.