A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

Art and a pun, all in one.

Metro station with a claim to rock n' roll fame.

This one-of-a-kind archeological site is home to strange prehistoric ruins, the original use of which is still a mystery.

Windblown rock formations in an ancient Roman quarry.

Crushed coral and crystals give the sand its signature coloration.

Go inside to really appreciate this 500-year-old technological masterpiece.

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

The oldest house in Glasgow is now a museum dedicated to the city's medieval history.

Hidden on a cobblestone street in Glasgow, a Czech Cajovna-inspired teahouse serves as a hangout for Bohemians.

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

A scattered trail of street art adds a pop of color to the city's stark structures.

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

An unassuming tribute to engineer William Bald and the workers who built one of Europe's most scenic coastal roads.

This picturesque lighthouse at the edge of the Irish Sea looks like a giant stone pencil.

Belfast's namesake river still winds below the city center, hidden from sight.

Every year locals give the bear a fresh coat of paint to preserve its signature goofy grin.

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

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

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

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

This short bridge is the only thing connecting a tiny Irish island to the mainland.

Northern Ireland's Brobdingnagian stepping stones.