This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

A set of seven houses, each built in a style that represents a European country.

This plaque marks the former home of one of the first women physicians in the Netherlands.

This unattributed sculpture in Amsterdam is hiding in plain sight.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.

Overlooking the burial ground is a tower designed to prevent thieves from snatching the recently deceased.

The ruins of the second of three churches dedicated to the saint in a touristic Scottish town.

An artistic interpretation of the history of a Scottish park, combining poetry with anthropomorphic animals.

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

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

A sculpture dedicated to the Roman history steeped in a Scottish town.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

A bit of retro transportation flair preserved in the world's largest department store.

A glimpse at Walt Disney's vision for a "community of tomorrow," in miniature.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

Giant, friendly pelicans in Central London, the most unlikely of places.

Even though some of the buildings date back to the Victorian era, this research institute is still involved in cutting-edge astronomy research.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

Fortified medieval tower house with lovely roof garden.

The arching stretch of London's longest street holds many reminders of the area's maritime past.

These steps offer a breathtaking view of one of Europe's most besieged fortresses.

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