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.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

Located more than 600 feet beneath sea level, this tunnel boasts the world's first undersea roundabout.

This remote island village was in danger of depopulating completely until a tunnel was built to connect it to the rest of the world .

The largest lake in the Faroe Islands seems to be held hundreds of feet above sea level thanks to an optical illusion.

In Faroese legend, this sinister horse-shaped beast lures unsuspecting passersby only to drown them in the lake.

Legend says this rock spire is the finger of a witch who wanted to throw the Faroe Islands towards Iceland.

This unique collection of lawnmowers includes vintage blueprints and automatic robot mowers.

A neoclassical crypt hides under Liverpool’s modernist cathedral.

On the outside of the Mersey Tunnels, an Art Deco sculpture of an Egyptian Pharaoh wears goggles and racing gear.

One of the largest objects salvaged from the famous sunken passenger ship.

A monument with a strange legend involving a horse's tongue.

This library dates back to the late 17th century and was one of the first public lending libraries in England.

Though this bridge was originally built in the 12th century, only one of its 10 arches dates back that far.

A statue dedicated to the story behind the founded of the city.

Qatar's oldest market can trace its origins back more than a century.

A state-of-the-art medical facility dedicated to treating beloved birds of prey.

The building is a gigantic piece of art inspired by the shape of a desert rose.

This 23-foot-tall bear stands amid the hustle and bustle of Hamad International Airport.

This beautifully historic Bahrain fortress might not be the most popular attraction around, but that might make it all the better.

Skyscraper powered by wind turbines attached between its towers.

These 4,000-year-old tombs form a surreal landscape.

This unassuming oil well changed the history of the Arabian Gulf.