Scotland still bears an enormous scar of its Roman past.

The little-known second castle that William the Conqueror built in York.

This disused Cold War bunker has been restored to all of its early 60s glory.

Follow the original medieval paths that wind through this intriguing section of the city.

The decaying ruins of Wales' first asylum for the mentally ill.

This hospital once pioneered the use of electroencephalograms, but fell into maltreatment, abuse, and eventual abandonment.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

Graffiti from the 16th and 17th centuries cover the walls of this part of the Tower of London.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

One part local history, 99 parts gruesome haunted house.

One of the first monuments dedicated to the accomplishments of the great Vice Admiral, Horatio Nelson.

The former home of the world-famous Templeton Carpet Factory.

A historic shipbuilding town is home to a sail-through fish-and-chips shop.

This abandoned hospital village was once viewed as an innovative way to deal with mental illness.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

Another entry into the world of Edinburgh's pop-up artworks.

This volcanic plug boasts the longest recorded history of any Scottish stronghold.

A nuclear bunker built to shelter the politicians and important people of Scotland in case of nuclear attack.

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

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

The strange behavior of a tween led to allegations of witchcraft and a curse being placed on anybody within earshot.

Nestled amid the peaks and lochs of the Scottish Highlands, this inn and pub has played host to outlaws and ghosts.

Hidden in a Scotland museum is a copse of extinct tree stumps.