Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

A thin pane of glass keeps visitors from sliding off this futuristic skywalk.

Stay overnight in the world's most sleekly designed rabbit hole, free of charge.

Monuments don't get much more metal than these three giant viking swords planted in a Nordic hill.

One of the most breathtaking railways in Europe also takes one of the steepest climbs, from fjord to mountain plateau.

Walk behind a 50-meter-high waterfall.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

A stunning silver lining to global warming's gloomy cloud.

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

Home to three historic ships from the age of Vikings.

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."

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

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

Ohio's 19th-century communist micro-society.

This massive airship factory is so large that it has its own indoor weather.

Faces carved into the cliffs create an otherworldly walking trail.

The ruins of the suspension bridge hang over Kingsbury Run as a ghost of racial prejudice.

Annual Easter display made up of thousands of hand-painted eggs.

Ghost stories surrounded this “castle,” the only structure from a huge mansion that was never built.