This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

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

The most powerful waterfall in all of Europe.

This elegant arc of a waterfall marks a religious turning point.

Iceland's "Smoky Valley" is a beautiful river that is shrouded in a constant cover of steam clouds.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

Rising from the sea like a stone monster.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

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

Staves, storm-calling, and of course, necropants.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Medicinal spa created with the discharge from a geothermal energy plant.

At high tide, the base of the lighthouse covers practically every inch of the island.

A magnificent, iconic stone tower in the Scottish Highlands.

The ruins of a medieval seminary some say is the oldest university site in Scotland.

The highest lighthouse in Scotland shines from an abandoned island.

The mysterious megaliths have enchanted and intrigued visitors for thousands of years.

Spend the night in this formerly abandoned traditional Scottish village.

What happened to the three lighthouse keepers who vanished from this place remains a mystery over a century later.

The last inhabitants of one of the U.K.'s most remote islands were evacuated in 1930.

The 5,000-year-old megalith is believed to be Scotland's tallest standing stone.

Enter the world under the hill at this ancient UK burial chamber.

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

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