An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

The final resting place of a celebrated First Nations man who traveled through England with a snake oil salesman.

Commemorating the landing of William of Orange with his European army on their way to the Battle of the Boyne.

A restored World War II Churchill Mark VII Tank now stands guard in Carrickfergus.

A museum dedicated to the tragedy of Bloody Sunday.

These murals stand as reminders to the troubled history of this Northern Ireland city.

The last Victorian market in Belfast.

Displaced highlanders would take shelter from the wet Scottish climate under the large walled bridge at Glasgow Central Station.

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

The ornate structure is part of a building boasting more marble than the Vatican.

The elaborate clockwork contraptions in this Scottish gallery create small worlds of whimsy and horror.

The world's oldest surviving music hall was also once a freakshow.

"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

It was once nicknamed "the most bombed hotel in Europe."

These barriers stand as stark reminders of Northern Ireland's troubled past.

One of the largest lenses of its kind ever created, this former ship beacon has been brought down to Earth.

These engineering masterpieces are a dominant feature of the Belfast skyline.

The ship built to ferry passengers and goods to the doomed Titanic is now the last remaining White Star Line vessel.

This massive monument has been telling the time for 150 years—at a slight angle.

A palatial former bank building now houses what may be the poshest art venue (and former Tesco) in Belfast.

A museum marks and documents the site of the Titanic's launch.

This Victorian-era public house has set the standard for pub-style elegance for over a hundred years.