The stately remains of Llywelyn the Great's mighty fortress.

Stonehenge has nothing on Castlerigg’s views.

The world’s first museum dedicated to the history of childhood opened in Edinburgh in 1955.

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

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

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

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

Protecting the dead from opportunistic body snatchers.

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

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

360° views of the city plus five floors of optical illusions and hands-on science.

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.

Breathtaking and huge 430 year old maps of Italy.

A cablecar-station-turned-revolving restaurant with 360-degree views of the Swiss skyline.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

An exquisite collection of fairytale conveyances that puts most car museums to shame.

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

Where Venice's gondolas go for a tune-up.

Two stone columns flank the grand Venice square, but there were supposed to be three.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

Go inside to really appreciate this 500-year-old technological masterpiece.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

The "Greatest Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.