Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

An ancient Scottish rock formation said to be the gravesite of a giant remains ensconced in legend and intrigue.

The largest terracotta fountain in the world, built to commemorate Britain’s Victorian achievements.

One of the first monuments dedicated to the accomplishments of the great Vice Admiral, Horatio Nelson.

The former home of the world-famous Templeton Carpet Factory.

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

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

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

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

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

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

The block of aged dairy is probably still edible after 2,300 years in a peat bog.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

This courtly monument celebrates an influential comedian who turned taking the piss out of the powers-that-be into an art.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

A relatively obscure antihero from the Marvel Comics universe adorns a wall inside Iceland's main airport.

An unusual building on a "desolate hill" features the works of an Icelandic sculptor.

Three columns of volcanic rock shoot out of the ocean.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This beautiful, historic church looks like something out of a simpler past.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.