Norway's national monument to fallen seamen.

Walk behind a 50-meter-high waterfall.

An intricately carved Viking church overlooks a glistening fjord.

At the very tippity-top of Europe is a cliff from which you can view the midnight sun.

What was once the largest mine in North America has left behind a hollow hill filled with bright blue waters.

This former military airfield's claim to fame came from a lucky accident during the Second World War.

A narrow strip of land is home to the tallest migrating dunes in Europe.

A geological bull's-eye visible from outer space.

A beautiful, dense forest in the shadow of Mount Fuji, with a tragic reputation.

A floating underwater hotel, created by a Swedish artist.

The 1936 Summer Olympics site is a crumbling remnant of sportsmanship and a history its host country would like to forget.

Long abandoned underground complex to keep royals safe from a nuclear war that never came.

A huge cathedral single-handedly constructed by one eccentric monk.

Fire meets ice at the southernmost volcano on Earth.

One Greenland town turned itself into an open air sculpture gallery with the help of a series of traditional stone artworks.

The 3.8 billion-year-old rock proves that tectonic plates may have been shifting longer than we thought.

1% of Greenland's entire population used to live in this single building, which is now slated for demolition.

Small Island off the coast of Greenland.

Mind-blowing carvings and fantasy ice scenes grace the largest year-round ice environment in the world.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

Unusual building appears to be haphazardly built from randomly piled bricks.

Quality time with reindeer in the stunning scenery of their natural Lappish habitat above the Arctic Circle.

This one-room museum is dedicated to Norwegian history and jokes.

The world's northernmost aquarium looks like it has fallen over.