One of the world's heaviest musical instruments towers within a popular urban park.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

A narrow passage next to a cafe leads to a courtyard exploding with murals, tags, and paste-ups.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

Did the legendary Scottish knight William Wallace actually take refuge here after a major battle?

A hidden tunnel leads to a medieval queen's shrine buried beneath a parking lot.

Andrew Carnegie funded the building of almost 3,000 libraries across the world, this was the first.

"May prick nor purse ne'er fail you."

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.

People leave coins atop an unusual grave marker in one of Scotland's oldest burial grounds.

Atop this arch, during the 16th-century, a sermon was given to those suffering from plague.

A pair of mosaics marks the spot where the last accused witch of Dundee was put to death.

This monument depicts a harrowing event involving an escaped polar bear.

A bronze tribute to the wildly popular video game from the '90s.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

The man who helped establish the first rules of golf.

Enter this small nook and you'll be surrounded by 360 degrees of street art.

This tablet indicates where the tragic monarch returned to begin her tumultuous downfall.

A succession of eerily contemplative iron figures lead from a Scottish museum to the sea.

A multi-storied painting that depicts the area's rich and diverse maritime history.