This alley off Edinburgh's Royal Mile contains remnants of the city's seedier history.

This Scottish graveyard is the final resting place of the man who inspired the character Ebenezer Scrooge.

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

Protecting the dead from opportunistic body snatchers.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

The fountain marks the area where hundreds of accused witches were burned at the stake.

The tomb of one of Scotland's bloody historic villains is a magnet for bumbling desecrators.

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

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

This 16th-century close preserves an unusual piece of Edinburgh's transportation history.

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

This charming old building's loose connection with the Scottish Reformer is what saved it from demolition after it split apart.

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

The final resting place of soldiers' loyal canine companions.

This abandoned Belgian fortress is purposefully being left to nature.

A beautiful maze marks where three countries meet.

This German art chapel is perfect for those who like their worship hard, modern, and utterly alien.

The largest bell in the world has been swinging high above a Cologne cathedral for almost a century.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

This narrow Ghent alleyway is an officially sanctioned street art tunnel.

This former Nazi castle was built as a school to train what would have been the future of the Third Reich.

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

An incarceration museum on the spot of possibly the oldest prison in England.

One part local history, 99 parts gruesome haunted house.