A six-ton wedding present for the King of the Scots.

The final resting place of soldiers' loyal canine companions.

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

This cannonball embedded in the side of an Edinburgh house once served a surprisingly pedestrian purpose.

A sweet symbol marks the place where torturous executions were once carried out.

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

These tiny effigies are believed to represent victims of Edinburgh’s notorious Anatomy Murders.

Small sculpted heads of prominent phrenologists mark the outside of their former headquarters.

This early version of the guillotine was used to execute the man responsible for its construction.

This Roman relic was discovered in Scotland by a mudlarking ferryman.

The taxidermy remains of the first mammal ever cloned from an adult cell are on display in Edinburgh.

Now home to a drinking establishment, this building has a macabre history.

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

Overlooking the burial ground is a tower designed to prevent thieves from snatching the recently deceased.

A stone monument acknowledging Scotland's right to have a separate Parliament from the one in Westminster.

A never-finished memorial to the heroes of the Napoleonic War has become "Scotland's Folly."

This obscure walkway links Edinburgh’s Old Town with one of the city's prime vantage points.

This intricately carved and hilariously huge bed was such a famous symbol both Shakespeare and Byron used it in their writing.

One of London’s rare Tudor-era buildings is a fate-defying gatehouse for a church.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

A naturally mummified 2,000-year-old man.

This inn of the court provides a fascinating window into London’s legal and architectural history.

England's “third-oldest college” has not graduated a single student in over 400 years.

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."