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

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

The most powerful waterfall in all of Europe.

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

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

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

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

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.

As the highest point in the Mid-Atlantic range this stratovolcano offers spectacular views.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

Single runway interrupted by a busy road that cuts across its middle.

Hidden behind mountains in Morocco, a remote town hides a thriving surfing community.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

God's Saharan sandbox of wrath.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

The other side is actually green.

Rocky Atlantic beach home to a stunning stone arch.

World's largest film studio, where visitors tour the decaying sets that litter the harsh desert environment.

Founded as a refugee camp, now a popular tourist spot.

A Yiddish theater turned movie house turned rock and roll landmark turned gay disco turned bank.

The competition: breathe deeply as long as you can.