Nestled atop a wind-swept crag in the Scottish Highlands is a lonely memorial to a beloved hiker.

This site contains overlapping ancient graveyards that existed about 1,000 years apart.

From here, the loch appears to take the shape of mainland Scotland.

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

Protecting the dead from opportunistic body snatchers.

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

Largest lake in Great Britain measured by surface area.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

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

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

This equestrian statue of Constantine the Great has been the subject of criticism for centuries.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

Breathtaking and huge 430 year old maps of Italy.

Macabre astrological automaton clock dating to the late 1400s.

The final resting place of soldiers' loyal canine companions.

A 18th century graveyard and its astonishing cortege of macabre iconography.

The burial place of an obscure North African saint was turned into a macabre body preservation factory for the 17th-century Neapolitan elite.

Skulls from the plague of 1656 and World War II bombings are united by a cult dedicated to caring for the ancient dead.

Jesus' footprints and the first catacombs in the world.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

The vast, legendary catacombs hold secrets much stranger than stacked bones.