Thousands of coffin-like pillars make up this controversial Holocaust memorial.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

This one has sailed five times as far as Sir Francis Drake's famous ship.

Thanks to modern navigational tools we now know that the true prime meridian runs through a park next door.

Artists and musicians now rule over this former rail station.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Visitors dating back to the 1600s carved their marks in the stones of the iconic tower.

There has been an astronomical clock on this spot since the 14th century.

The first green space constructed on an elevated viaduct.

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

Notorious artist squat renovated into legal studios.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This bridge was constructed from the rubble of the infamous Bastille.

This off-limits room in the National Library of France is home to a system of pneumatic tubes, once used to bring books to readers.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

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

The former home of France's controversial pop maestro is almost completely covered in ever-changing tributes and graffiti.