This short pedestrian span is also known as the "Fairy Walking Bridge" because it looks almost magical.

The world’s tallest outdoor lift stretches along the stone pillars that inspired the floating mountains in the movie “Avatar.”

Natural arch offers panoramic views of Yangshuo's karst hills.

The latest in a series of long glass bridges suspended at terrifying heights.

For those with no fear of heights: a skywalk 4,700 feet up on a Chinese mountain.

This vertical pinnacle in China was the inspiration for the floating mountains in the movie “Avatar.”

A total of 999 stairs lead visitors through a massive hole in a mountain known as the Gateway to Heaven.

This single-track road rewards brave drivers with stunning Scottish scenery.

A mysterious monument where a woman who records say never existed was burnt alive for being a witch.

Now famous as the "Harry Potter bridge," this impressive concrete viaduct has long been an icon in its own right.

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

These fantastically named natural pools look like something out of a Scottish myth.

Picturesque intersection of witchcraft and ancient Christianity.

This crumbling Portuguese ruin overlooks the populace it once ruled.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

This once-forgotten oasis in the middle of Lisbon was first created over a century ago quite by accident.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

Castle and secret tunnel withstood a siege until its owner was killed by the Holy Roman Empire, while sitting on the toilet.

This massive subterranean fissure is known as the "underground Grand Canyon."

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

This one-time health resort was used by aristocrats around the world.

The world's oldest grape-producing vine has survived four centuries of turmoil and even has its own anthem.

This Stone Age solar temple aligns with the sun on each equinox and solstice.

Swarms of dainty flying insects swarm into the Petaloudes Valley to get busy.