Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

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

The site of Austria's biggest concentration camp now honors its victims.

A musical instrument played by the sea.

A miniature train-ride through Slovenia's largest cave system.

A whimsical bridge adorned with decorative dragons.

Bridge that died in war and was resurected.

The place where World War I began.

A war-torn Olympic relic is being overtaken by graffiti and nature.

The now-overgrown beach resort was once frequented by Yugoslav military elite.

After 11 years of reconstruction work, Slovakia's finest hilltop chapel complex is finally reopen to the public.

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

An enormous and lavish Gothic church in Czechia.

This doorless 20th-century elevator doesn't stop or slow down.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

The slender brass strip in Prague's Old Town Square was used to tell time from 1652 to 1918.

A mocking tribute to the past and modern leadership of Prague.

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Sweden's "good old days" painstakingly re-created in a model village.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.