This serene wooded hilltop has a dark history as the climactic point of the Swedish witch trials.

A centuries-old iron mine is now a paradise for explorers, divers, and spelunkers.

This luxury hotel suite is located deep in the bowels of an old mine.

A museum dedicated to the history of psychiatric treatment featuring a gallery of art made by patients.

Bring your hiking shoes, wool socks, and thermal underwear for a stay in these cozy forest huts.

The world's first ice hotel is still one of the most elaborate and beautiful.

Dine on food tied to Viking history and legend at this subterranean Stockholm spot.

Sweden's first nuclear reactor, R1, can be visited 25 meters underground.

The world's northernmost brewery uses water from a 2,000-year-old glacier to create its beer.

This record shop and unofficial black metal museum is an ode to Oslo's heaviest musical export.

A reconstructed farm shows what life was like in Norway 1,500 years ago.

A Viking-style brewpub named for a Norse sea giant, in the heart of fjord country.

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

The burning of this 12th-century church kicked off a campaign of Norwegian Black Metal terror.

The world's largest underwater restaurant is submerged off the southern tip of Norway.

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

An intricately carved Viking church overlooks a glistening fjord.

A favorite with sightseers, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

Home to three historic ships from the age of Vikings.

Scotland's only funicular railway is also the United Kingdom's highest.

Once considered one of the country's finest motte and bailey castles.

A beachside cave filled with Bronze Age metalwork, pottery, and human remains.

Recreations of a Norse longhouse and boat on Shetland's northernmost inhabited island.

Wander around the extensive remains of this 12th-century medieval church.