Medieval torture techniques with a modern conscience.

The mummified relic of St. Antoninus.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.

The middle finger of modernity.

Pilgrimage site for star-crossed lovers.

Go inside to really appreciate this 500-year-old technological masterpiece.

100 year tradition of fist fights, marked by marble footsteps.

Used as an example in one of the first dictionary entries for "museum" in 1706.

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

The world's smallest commercial theater is set up in what was once a urinal for Victorian men.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

The history and future of cannabis.

Museum preserving torture methods from the past.

Amsterdam's Red Light District leaves little to the imagination.

A tree-like building perches on its trunk in the Steglitz neighborhood of Berlin.

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

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

The site of the famous Nazi book burning campaign of 1933 remembers its "Night of Shame".

The most visited, and possibly most controversial, museum in Germany.

A moving memorial to the fallen and missing from WWI trenches.

The former home of a trailblazing surrealist is still filled with haunting dolls and grim paintings.

Christ's blood allegedly preserved in a Belgian town.