This still-celebrated home was a radical architectural experiment in 3D De Stijl.

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

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

The bright red stripes streaking across the rocks are the star feature at this Icelandic waterfall.

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

This scenic Icelandic lava flow is named for a pair of Berserkers who were murdered, according to a famous Saga.

This tumultuous Icelandic lava field looks so alien European researchers want to use it as a stand-in for Mars.

This natural Icelandic fissure allows divers to swim right between two volatile tectonic plates.

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

The most powerful waterfall in all of Europe.

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

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

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

Rising from the sea like a stone monster.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

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

This volcanic cave lake is essentially hard proof that Iceland is the most magical place on Earth.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

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

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

This 6th-century church has the largest and best-preserved collection of Byzantine mosaics outside Constantinople.

Filled with goldfish swimming in a shallow pool of sea water, this ancient crypt is more wishing well than burial site.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

The roof of this ancient mausoleum is made from a single Istrian stone weighing a massive 230 tons.