The ancient tomb acts as a calendar that keeps perfect time.

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

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

This volcanic cave lake is essentially hard proof that Iceland is the most magical place on Earth.

This canyon is comprised of gorgeous waters and magnificent basalt columns.

Europe’s most powerful hot spring supplies the surrounding region with hot water.

A popular Icelandic children's story comes to life inside this cave.

A replica of the decorated wooden pillars Viking sailors threw overboard when finding new places to establish a settlement.

This aromatherapy shop and mini-museum cofounded by the Sigur Rós frontman documents Icelandic history through scents.

Inside this museum, visitors venture through ghost stories entrenched in Icelandic folklore.

At this museum in Iceland, visitors can sample fermented Greenland shark.

A fantastic reconstruction of a 10th-century Viking longhouse.

In Northeastern Iceland lies something of an oxymoron: a steaming desert.

A modern Nordic Pompeii on the Icelandic island of Heimaey.

This museum dedicated to divination also honors a local 10th-century prophetess.

Iceland: home to volcanoes, waterfalls and, apparently, Santa?

The bright red stripes streaking across the rocks are the star feature at this Icelandic waterfall.

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

Eerie ruins of an abandoned medieval fishing village crumble atop an unforgiving stretch of earth.

Travel deep inside of Europe's second largest glacier in the world's largest man-made ice cave.

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