The NASA scientists behind Apollo 11 started out developing Nazi weapons at this abandoned German rocket factory.

Moscow's imposing monument to the Space Age.

The oldest museum in Russia is home to a fascinating collection of nearly two million anthropological artifacts and anatomical curiosities.

This newly renovated Soviet-era outdoor exhibition center is bigger than the principality of Monaco.

Hidden in plain sight, this creepy sculpture watches from above.

These stark white cliffs were spat up by the sea and are slowly being retaken by it.

England's most notorious suicide spot.

One of the few standing Roman lighthouses and a labyrinth of tunnels are a couple of the secrets at this historic castle.

A showcase of canine neckwear spanning five centuries of doggie fashion and function.

Gargantuan home of Russian science.

Museum celebrating the achievements of the Soviet space program.

A 250-year-old timepiece-automaton adorned with golden mechanical birds, which still sing to this day.

Occult books, tarot, oddities.

These mythological giants take time out of their busy day guarding a Victorian market to let you know what time it is.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

Twisted buildings adorn the banks of the Rhine river.

This futuristic German television spire is actually the world's largest digital clock.

The Bauhaus-style former industrial complex is considered the world's most beautiful coal mine.

Theme park featuring miniature replicas of European monuments.

Climb inside an iron crystal magnified 165 billion times its normal size.

A little sculpture with a large wardrobe.

Cozy basement bar sports an inventory of over 2,000 beers.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.