An open air haven for tropical monkeys in the damp moors of the English country.

Besieged by war, this castle ruin has crumbled into a peaceful picnic spot.

Remnants of a Victorian garden feature sitting in public woodland.

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

Rumors and legends of secret Nazi activities surround this eerily remote island mansion.

A former steam-powered mill from the 1800s is now an industrial park with a giant steel dragon slide.

Peeing dogs guard the Roman hunting goddess atop a fountain at France’s Château de Fontainebleau.

Paris' linguistic guide to the international language of, yes, love.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Notorious artist squat renovated into legal studios.

An electrical pylon under whose legs a normal gauge train can run.

The castle where Martin Luther secretly translated the New Testament from Greek to German while in hiding.

The small alleys in Lübeck's Old Town are a result of medieval urban sprawl.

This contentious squat has stood through fire, violence, and government intervention as a hotbed of leftist protest.

A wunderkammer of exoticism immortalized by Tom Waits.

Hamburgers are intensely proud of their tunnel beneath the river.

Remnants of an exploded schooner and wrecked submarines form a breakwater.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

The original home of the Lego has a huge amusement park dedicated to the iconic plastic toy.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

One part local history, 99 parts gruesome haunted house.

Over 12,000 hygiene oriented objects and exhibits.

This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.