Modern art commemorates one of the first military actions of World War II.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

This single room has survived the centuries with almost no deterioration.

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

The modern birthplace of Irish freedom.

A hugely vast Irish landscape of barren rock that stretches for miles.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

Possibly the oldest of Britain's ancient henges is also one of its most stark.

The true age of this ancient stone circle is unknown, but its stunning vista isn't in question.

Thanks to both terrific preservation and historic vandalism this ancient site is known as the "Heart of Neolithic Orkney."

This tiny island featuring 9th-century Viking ruins is only accessible at low tide.

This tin chapel was built by POW's during World War II and is painted to look like something much more grand.

A red sandstone freestanding monolith rises out of the sea in northern Scotland.

Cairns built to bring travelers good luck stretch across the land like miniature stone mountains.

This fairytale-like structure is the last turf church ever constructed in Iceland.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

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

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

This black church sits alone among a field of lava rock.

This mountain fissure hides a secret path to a secluded mossy grotto within the rock itself.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

A formerly glacier-tipped volcano that inspired none other than Jules Verne.

Three columns of volcanic rock shoot out of the ocean.

A stratovolcano located in the south of Iceland, with a long history of charted activity and a rich mythology attached.