One of Ireland's most infamous prisons for rebels including men, women and children.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

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

A black sand beach where glacial fragments wash ashore and look like sparkling diamonds.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

One woman's lifelong collection is on display in this unassuming house on an Icelandic fjord.

A sulfuric martian landscape that looks far better than it smells.

These ominous lava formations were said to be an entrance to the netherworld so of course they inspired a famous metal band.

The most powerful waterfall in all of Europe.

This elegant arc of a waterfall marks a religious turning point.

The Icelandic Sea Monster Museum explores the area's history of aquatic cryptid sightings.

Staves, storm-calling, and of course, necropants.

This black church sits alone among a field of lava rock.

Medicinal spa created with the discharge from a geothermal energy plant.

Iceland's tribute to its thankless civil servants.

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

One of the oldest family businesses in Reykjavík serves lamb-based hot dogs.

Birthplace of the "Cat in the Cradle" and a cluster of iconic, original windmills that let the Dutch tame the seas.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

The oldest skyscraper of Europe now stands dwarfed by the surrounding structures.

The oldest statue in the Netherlands has survived relocation, bombardment, and burial.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

A bridge that has seen many reiterations over its lifetime.

An art installation memorializing a tram stop, which became a tram stop.