Order “Proletariat’s Cutlet” at this communist-themed restaurant allegedly once visited by Lenin.

This sprawling concrete suburb of Kraków was designed by the Soviet Union as the model proletarian city.

Inside this Krakow church, an explosion of psychedelic color.

Hidden in the courtyard of the Victoria and Albert Museum is a little-known tribute to two celebrity pooches.

The graveyard with the highest IQ in Britain.

This foreboding medieval castle was twice besieged by barons rebelling against the English king.

The spot where three Protestant clergymen were burned at the stake during the reign of "Bloody Mary."

This unique, full-sized copy of the Bayeux Tapestry sports a few modern additions, including underwear.

Giant naked man on a hillside.

This 5,000-year-old tomb once had its own hinged door.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

Famously misunderstood wonder of the ancient world

Amazing collection of folly buildings in Cobham, Surrey.

Gothic tower where Lord Alfred Tennyson wrote the poem "The Sleeping Beauty."

An enormous alien invades Woking, England, as an homage to the H.G. Wells classic 'The War of the Worlds.'

The last of Amsterdam's original sea level markers remaining in place.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

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

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

Macabre astrological automaton clock dating to the late 1400s.

Metro station with a claim to rock n' roll fame.

Cold war icon and onetime "hole" in the iron curtain.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.