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

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

An enormous and lavish Gothic church in Czechia.

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

This former quarry is now a picturesque gorge that hides a sunken lake.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

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

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

This automated sculpture of two men peeing will spell out text messages with their micturition.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

Macabre astrological automaton clock dating to the late 1400s.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Don't worry, they don't use antique scissors.

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

This innovative steam machine was no doubt the most famous of the pioneer locomotives.

This hospital helped pave the way for treatment that drove down child-mortality rates in 19th and 20th centuries.

Visit on a Sunday morning to see some killer tricks.

A celebrated bandstand at the center of what was once the worst slum in London.

London's only public statue of the much-married monarch adorns the gate to St Bartholomew’s Hospital.

There's an exclusive Beefeaters pub hidden in the Tower of London.

A recently restored Shoreditch landmark with ties to Jack the Ripper.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.