Many of Edinburgh's more unsavory characters spent their final days behind this door while awaiting their executions.

A beautiful Greco-Roman structure houses a well once believed to have healing powers.

A former telephone box found new life as a photo booth and charity fundraiser.

Poetic, metallic giraffes adorn a square off an Edinburgh thoroughfare.

This sculpture of disembodied body parts forms a poignant memory of the horrors of World War II.

Erected in memory of Sir Arthur Conan Doyle, who was born close to this spot, this statue commemorates the author and his famous detective.

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

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

Bronze plates placed around this Scottish fishing village form a true-scale model of the solar system.

The initials "GW" mark where one of Scotland's most important Protestant martyrs was burned at the stake.

Every St. Andrews student knows to avoid this inscription for fear of a martyr's curse.

This bronze statue was erected to honor a small Scottish town's beloved stray cat.

A monument to the 70s rock icon stands on the road into this small Scottish town.

The location of this historic castle was inspired by a donkey.

In the Scottish Highlands, this 13th-century castle ruin is hidden at the end of a farm track.

This site contains overlapping ancient graveyards that existed about 1,000 years apart.

The oldest church in Inverness witnessed the brutal executions of many Scottish soldiers.

A double cantilever system bridge that was designed to prevent flood damage.

This macabre monument atop an ancient well gives a nod to a brutal episode in Scottish clan history.

The longest staircase lock in Britain.

In 1990, this 37-foot red steel bottle sailed from New York to England.

Looking strangely like Rome's Colosseum, this unfinished tower has dominated the skyline for over 100 years.

Old-fashioned knowledge and modern engineering create the world's only rotating boatlift.

A church that bred legends, and served as an inspiration for the Da Vinci Code.