In addition to showing films, this one-screen arthouse cinema from the late 1940s is a museum of old film equipment.

A Byzantine-era church hidden in a wooded area below the Acropolis.

This mystical orb covered in strange symbols is thought to have been used in ancient Greek magical rituals.

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

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

An underground nightclub helped spark a "Singing Revolution."

The oldest continuously operating pharmacy in Europe.

A massive sculpture of an obscure Celtic coin that has become a symbol in Slovakia.

The inverted pyramid design of this station stands out amid Bratislava's urban landscape.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

This funky former tobacco factory is one of the most striking examples of Madrid's cultural diversity.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

This spectrum of a star was observed by one of the world's most accurate spectrographs. 

A statue of an astronomer gazes at the sky as a tribute to Caroline Herschel.

The site where a plot to assassinate Hitler was planned—and its conspirators were executed—is now a powerful memorial to the German resistance during World War II.

This TV tower once secretly housed a GDR intelligence team.

The site of good faith and good nature in the fictional world of Kcymaerxthaere.

A century-old shot ball factory tower is open to the public once a year.

An old tram depot transformed into a vintage car paradise.

Berlin's oldest surviving academic architecture hosted decades of animal dissections.

When German-Iraqi relations broke down, this embassy was vacated post haste.

A futuristic rocket marks the spot where three borders meet.

One of the largest numismatic collections in Europe fell victim to a huge theft.

Celebrating the works of a beloved Italian actor, known for such cult films as 'They Call Me Trinity' and 'Watch Out, We’re Mad!'