The most powerful waterfall in all of Europe.

An encyclopedic collection of mammal penises.

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

Iceland's "Smoky Valley" is a beautiful river that is shrouded in a constant cover of steam clouds.

Walk in the footsteps of the gods and straddle two tectonic plates.

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

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

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

Rising from the sea like a stone monster.

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.

An out-of-place slice of France, smack in the middle of Shanghai.

The once highest point in China blends symbolic design with a kick of adrenaline.

A small window on Via Piella offers a lovely and rare peek at Bologna's lost canals.

These delicate sand pyramids look like naturally occurring gothic spires.

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

Nestled in the hills of Tuscany are gorgeous, multicolored hot springs.

Italy's curious field of mud volcanoes is named for being both gross AND salty.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

This domed temple was built in a hidden cave mouth as a refuge for sinners seeking absolution.

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