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

A magnificent, iconic stone tower in the Scottish Highlands.

Islanders once used this dramatic, otherworldly landscape to hide their cattle from Viking raiders.

This Scottish burial tomb once held hundreds of ancient eagle bones.

The most loyal of little dogs, or a Victorian era publicity stunt?

Protecting the dead from opportunistic body snatchers.

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

The final resting place of soldiers' loyal canine companions.

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

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

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

Largest lake in Great Britain measured by surface area.

A small island abbey is the final resting place of many medieval Scottish monarchs, including the real Macbeth.

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

A pagan tradition of draping trees with rags eerily lives on.

Spend the night in this formerly abandoned traditional Scottish village.

Tiny effigies of the victims of Edinburgh's famous Anatomy Murders.

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

360° views of the city plus five floors of optical illusions and hands-on science.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

A field filled with carved medieval tombstones called stećak.

This ironic war memorial thumbs its nose at a campaign of inedible humanitarian aid food products.

Inat Kuća, or "House of Spite," is more than just an oddly named restaurant.