The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

This hydrochronometer was invented by a Dominican monk and is a prime feature in this garden.

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

This former Roman Catholic Church still contains the embalmed hearts and organs of 22 popes.

In 1396, two Scottish clans that had been violently feuding for centuries finally faced off in a bloody battle in this park.

Legend says this rock was once a chopping block for public executions.

It's said this was once the home of King James V's pet lion.

This pyramid is dedicated to all those who suffered martyrdom for civil and religious liberty in Scotland.

Hidden in this modern shopping center is a relic of 16th-century capital punishment.

These formal gardens were designed to be admired from the vantage point of the castle.

One of Scotland's most important modern structures, it just made the '100 Most Endangered Sites' list.

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

In the depths of Glasgow Cathedral's crypt, one pillar stands out from all others.

Vibrant paintings stretch across 600 feet of derelict railway.

A unique art installation located on what was once considered the widest railway bridge in the world.

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.

The old tradition of drying laundry on poles in the public green is still guaranteed by Glasgow city law.

Attached to this castle is a local church.

Scotland still bears an enormous scar of its Roman past.

Cascading waterfalls mark the gateway to the ancient burial place of Clan Macnab.

Monty Python fans will recognize this abandoned mine as the Cave of the Killer Rabbit of Caerbannog.