This deconsecrated church has seen many uses, from a tobacco storehouse to a cinema.

With its mine closed, this old village is starting to resemble a ghost town.

This "mathematical tower" was an observatory, early skyscraper, and place to reflect on all of nature and the cosmos.

Heralded as one of the prettiest castles in all of Czechia.

An Orwellian sculpture with eyeball cameras watches passersby.

A clerical error gave rise to this imaginary micronation in the southwestern corner of Estonia.

Once standing on solid ground, this slender beacon is a victim of the very shoreline it was charged with announcing.

Mysterious craters may have been home to an ancient cult.

Legend has it that not even Stalin could pull down the 2015 European Tree of the Year.

This dizzying tower was built to better broadcast the 1980 Moscow Olympics.

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

A statue honors the children who fought Nazis in Poland.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

This biographical museum honors the groundbreaking scientist at her birthplace in Warsaw.

This colorful and quirky set of pegasus sculptures celebrate the works of poet Zbigniew Herbert.

According to a local story, this tree's blossoms signal the end of war.

Towering sandstone rock formations where 'The Chronicles of Narnia' was filmed.