The heads of two giant mythological water horses honor Scotland's horselord past.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

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

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 centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

Space program, pneumatics and more, bits and pieces, for movie sets or the common man.

The quiet canyon has a tumultuous history involving a doomsday cult.

Just a few miles off the western coast of Ireland lies an isle steeped in Irish literary history.

The location of this historic castle was inspired by a donkey.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

A close look reveals that the Scottish monument is just slightly off-kilter.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

The ruins of this gorgeous clifftop castle look like something from a fantasy novel.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

Physicist’s epitaph provides final confirmation to a career of turmoil.

The space-age building is home to one of the few remaining rotating restaurants in America, and the only one that inspired a 1980s sitcom.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

This network of narrow, medieval passages has the most delightful name.

This memorial to World War II's fallen airmen shows us the movements of the stars that once guided them.