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

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

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

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

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

A private home envelops the ruins of this 13th-century priory.

A giant roundabout made up of six smaller roundabouts can befuddle the uninitiated.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Hans Christian Andersen for the postmodern world.

An amazing model of a whale's jaw bone pays homage to the region's seafaring traditions.

At high tide this strange footbridge appears to have no purpose whatsoever.

This giant steel bear is a tribute to naturalist John Muir.

One of four sister bronze sculptures dedicated to the widows and orphans of an 1881 tragedy.

These skilfully executed, poignant works of art dot a verdant Scottish dell.

These ruins witnessed the final gathering of the failed Jacobite Rebellion.

The final resting place of the author who gave us the Little Mermaid, the Ugly Duckling, and many more beloved fairy tales.

The final resting place of one of the brightest physicists of the 20th century.

This pair of gilded girls atop an Art Deco building in Copenhagen were built to function as a weather indicator.

Discovered in a peat bog, these horned helms come from a thousand years before the Viking Age.

Copenhagen's "other" little mermaid marks the historic location of past sea maid sightings.

The main residence of the Erskine family and the hereditary keeper of the nearby royal Stirling Castle.

A distinctive building that incorporates a mythical beast into its architecture.

Hidden in this modern shopping center is a relic of 16th-century capital punishment.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.