The largest collection of death masks in Ukraine.

340-foot statue built to honour the Heroes of the Soviet Union.

One of the most poignant ruins of the Chernobyl nuclear disaster, the local football team's stadium has been quickly reclaimed by nature.

A subterranean Holocaust refuge within one of the world's longest cave systems.

The largest catacomb system in the world.

This attraction was abandoned after the Chernobyl disaster.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

An intricately carved Viking church overlooks a glistening fjord.

The convergence of two currents makes this a surprisingly pleasant getaway in the Arctic Circle.

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

A serpentine highway twists and turns over the treacherous Norwegian Sea.

An abandoned 18th century manse looks like something out of an Indiana Jones movie.

This crumbling folly looks like an enchanted left over from Middle Earth.

Icelandic folklore says this giant boulder was ripped from the mountains and placed at its current location, where it became home to elves.

These enlarged egg sculptures represent the native birds of eastern Iceland.

A modern Nordic Pompeii on the Icelandic island of Heimaey.

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

This natural rock formation features seemingly unnatural vertical ridges that have been blamed on elves.

Climbing Iceland's highest peak on the rim of the Oræfajökull volcano.

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

The oldest steel ship in Iceland has been beached for years and is now a rusting ruin.

The Arctic Circle runs through this isolated spot north of Iceland.

Two volcanic lakes in an enormous crater formed in a prehistoric eruption.

An Icelandic island full of diving birds and legend.