These public toilets also provide entertainment for visitors to Amsterdam’s Red Light District.

A poignant museum dedicated to the history of the Dutch resistance against Nazi occupation

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

The largest stretch of the Berlin Wall is right on top of the former SS headquarters

An empty bookshelf commemorates the books which were lost during the infamous event

A century-old shot ball factory tower is open to the public once a year.

This watchtower once presided over the Berlin Wall.

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

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

A memorial in the Tiergarten is a reminder of the suffering inflicted on homosexuals by the Nazi regime.

An imperial church bombed to ruins during WWII now stands as a jagged memorial.

The last remnants of a massive medieval wall that once encompassed the city of Berlin.

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

This World War II bunker now survives as a documentation of the Nazi regime and war crimes.

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

A piece of stonework relief commemorates the site where the Devil's rage, and odd apparel, destroyed a house.

This gruesome biblical parade celebrates the one day a year that a bit of Jesus' blood turns to liquid.

Inside this former medieval prison is a collection of objects designed to inflict unbelievable pain and suffering on the human body and mind.

Christ's blood allegedly preserved in a Belgian town.

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

Explore this medieval cathedral by trying to spot all the malevolent monsters hiding in its beautifully colored windows.

A pink sandstone column once used in ancient times to measure one's belly after a night of debauchery.

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

A mammoth WWII anti-air defense tower has been repurposed as a hotel with a rooftop garden.