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

Twisted girders are all that remain of an Icelandic bridge that was wiped out by a combination of volcanic heat and glacial floods.

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

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 sulfuric martian landscape that looks far better than it smells.

Abandoned boats decaying in the largest ship graveyard in mainland Britain.

The vast chamber inside this abandoned cooling tower looks like something out of a sci-fi dystopia.

A kaleidoscopic warehouse-maze of handmade neon signs.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

This semi-secret storybook hedge maze is also the oldest garden in the city.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

An unusual stroll through gentlemen's erotica demonstrates that pornography is timeless.

An artist's cute bronze subway sculptures belie his violent artistic past.

This beautifully verdant lagoon is tucked below a massive volcano in a crater atop a black pebble beach.

Partially collapsed lava tube and cave system complete with concert hall, underground pond, and unique albino crabs.

The chefs at El Diablo use heat generated by an active volcano to cook the food.

Northern Ireland's Brobdingnagian stepping stones.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

The ruins of this medieval castle in Northern Ireland have inspired artists from C.S. Lewis to Led Zeppelin.

The atmospheric road was never meant to be so creepy.

The ancient tomb acts as a calendar that keeps perfect time.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.