17th century streets hidden under Edinburgh were once a breeding ground for the black death.

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

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

Largest lake in Great Britain measured by surface area.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

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

The final resting place of soldiers' loyal canine companions.

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

Protecting the dead from opportunistic body snatchers.

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

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

Most-visited and most-photographed slot canyon in the American Southwest.

Dramatic river bend surrounds a natural red-rocked pedestal.

Software company Epic Systems has created one of the strangest and largest workplaces of all time.

This massive roadside mascot was the first version of the giant to illustrate his butt.

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

20,000 pieces in a Frank Gehry-designed building.

Hub of Scandinavian culture in a Minneapolis deli.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

Giant topiary dog once played a role in a terrorist bomb plot.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.