This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

This beautiful, historic church looks like something out of a simpler past.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This monument to one of the largest science fiction games of all time bears the names of hundreds of thousands of players.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

A monument dedicated to the civil uprisings that took place during the Pots and Pans Revolution.

An encyclopedic collection of mammal penises.

This stunning concert hall has become a symbol of Iceland's national recovery.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

This network of narrow, medieval passages has the most delightful name.

One of the shortest streets in York has an especially odd name.

Follow the original medieval paths that wind through this intriguing section of the city.

This memorial to World War II's fallen airmen shows us the movements of the stars that once guided them.

Semaphore saints, a golden dragon's head, and a stone carved with religious warnings all call this cathedral home.

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

A little sculpture with a large wardrobe.

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

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

The soulless eyes of 82 bronze children stare on forever in remembrance of a horrifying World War II massacre.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

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

Macabre astrological automaton clock dating to the late 1400s.

A Baroque mansion with ties to legendary magicians and alchemists.