Look closely and you’ll notice that the color changes a third of the way up the tower.

A plaque on the base of this statue holds a bewitching design.

Drink wine handed out through a window as part of an age-old tradition.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

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

A wunderkammer of gold and silver reliquaries and ancient saintly bones.

Amsterdam's former hotspot for public executions and dissections.

The attic of a four-century-old canal house hides a clandestine church.

Breathtaking and huge 430 year old maps of Italy.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

An impressive armored bronze effigy marks the tomb of one of the medieval era's greatest warriors.

A wonderfully eccentric Victorian-era museum and library.

This skewed English house has looked like it's going to fall over for centuries.

One of England's most famous churches hides a pair of little known architectural treasures.

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

This charming old building's loose connection with the Scottish Reformer is what saved it from demolition after it split apart.

This extinct volcano rises above Edinburgh and is special for its panoramic views over the city.

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

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

The 16th-century church has the only stained glass windows that survived the Scottish Reformation intact.

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