Rising from the sea like a stone monster.

A vintage video game wonderland in downtown Reykjavik.

This verdant, tree-lined Reykjavik graveyard is both enchanting and eerie.

Iceland's tribute to its thankless civil servants.

One of the most remarkable caves in all of Iceland was created by a once raging river of lava.

Climb right into the heart of this colorful Iceland volcano.

A winding, blood-red tunnel of hardened lava navigable by foot.

The summer tourists on these cliffs are thousands of seabirds.

Iceland's largest geothermal mud pool is a little bit haunted and a little bit dangerous.

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

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

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

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

Ukrainian defense contractor's center for studying "pyramid energy."

Lava stone structures possibly dating back to the 19th century may have been a stopping point for voyagers between ancient Egypt and the Mayan Civilization.

A cemetery and the town it served sinks beneath the sea during the volcanic birth of Mt. Vulcan.

Research station devoted to mysterious floating lights seen in a Norwegian valley.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

This giant boulder is pinched over a 1000-meter abyss by two mountains.

Walk 2,300 feet above the ground on the "Troll's Tongue."

The world's oldest individual clonal tree looks like a wimp despite standing tall for 9,550 years.

An Italian hillside ghost town.

Abandoned medieval hill town.

This Italian dam is covered in salt-hungry goats who manage to scale its almost vertical face.