This small group of sand dunes manages to pack in a strange rainbow of colors.

Martin Bricelj Baraga's monolithic sculpture measures the blueness of the sky, and changes color to match it.

A whimsical bridge adorned with decorative dragons.

These spooky and unusual stone formations create an underworldly landscape.

Amidst medieval and baroque buildings, five human-sized gherkins stand tall.

Liechtenstein's royal family calls this medieval alpine castle home.

A series of abstract, silly sculptures represent the works of a great modern classical composer.

Only a few pieces remain of the structure that carried people and goods across the Thames for some 600 years.

The star-studded street honors the city's most notable Brummies.

Two towns are linked by an engineering marvel masquerading as a boring suspension bridge.

Giant topiary dog once played a role in a terrorist bomb plot.

The world's largest wooden structure.

After spending more than a century on the ocean floor, this shipwrecked column is finally resting atop solid ground.

This scenic waterfront swimming pool is the longest salt water pool in North America.

The colorful, smiling concrete silos of Vancouver.

The stunning remnants of this wreck emerge from an otherworldly backdrop of rainforests.

This fountain was once heralded as the largest in the world.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

A lumberjack in Finnish Lapland did not want to cut down his Arctic pines, so he offered them up to be adopted by nature-lovers.

In the Hugging Tree Forest, lingonberry marshmallows, hot chocolates, and the best campfire lattes north of the Arctic Circle come to you.

Europe's official "zero-level," the equator of elevation.

A lush oasis full of vibrant plants and striking geometric displays.

Portugal’s highest lighthouse has one of the most impressive focal planes in the world.

These small, triangular, colorful houses are a staple of Madeira Island.