Brussels' favorite peeing boy has a sister.

Nestled among the living residents is the final resting place of an apothecary plague victim.

This small museum in a 17th-century building honors three iconic Scottish writers.

Now home to a drinking establishment, this building has a macabre history.

A library where thousands of books explain how to avoid another Great Recession.

Sprawled across the Great Hall ceiling are various constellations and images relating to the zodiac.

A verdant 17th-century-style garden hidden along Edinburgh’s Royal Mile.

A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

This allegedly haunted 16th-century tower house-turned-museum exhibits thousands of spectacular objects.

Come for the oysters, stay for the priceless art honoring inventors across history and Scotland's favorite outdoor sports.

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

This series of Scottish caves has no clear purpose other than baffling historians.

Tiny effigies of the victims of Edinburgh's famous Anatomy Murders.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

The Belgian royal family's private depot now stands abandoned and forgotten alongside the tracks.

Drink among marionettes at this pub inside a historic puppet theater.

This recently restored crypt was once plagued by liquefying coffins and exploding caskets.

From Tintin to the Smurfs, Europe's greatest graphic icons are celebrated in a grand Art Noveau gallery.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

One hundred years ago this small house in downtown Zürich became the birthplace of the Dada movement.

Zurich's evolution museum hosts a unique collection of skeletons among its natural history treasures.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

This 2,000-year-old Doric bridge is still open to pedestrian traffic to this day.