You can walk up Thailand’s naturally non-slip waterfall.

Eat like a bird in a bamboo nest.

Thailand's distressed elephants find peace at this Chiang Mai sanctuary.

A tall karst islet popularized by 007.

Modern design and unusual architecture make this mountaintop temple no ordinary Buddhist retreat.

On stormy days debris from this unfinished and abandoned skyscraper rains down on the Bangkok streets.

Derelict airplane bodies serve as both home and income for three Thai families.

A treasure trove of pathological, forensic, parasitological, and anatomical specimens.

At the right time of day, sunlight floods through the roof of this cave and illuminates the small pavilion hidden within.

A limestone wonderland of water and subterranean secrets.

Stunning wetlands ablaze with pink lotus flowers.

A natural arch offers panoramic views of Yangshuo's karst hills.

Rock-cut caves and 7,000 Buddhist sculptures carved into the nearly sheer face of a sandstone mountain.

Snow-capped peaks, colorful waterfalls and stunning vistas on the edge of the Himalayas.

This Tang Dynasty behemoth is the biggest Buddha in the world.

A sacred mountaintop temple offers a fine cup of tea to visitors who can survive the journey.

The ancient settlement attracts tourists from all over looking to learn about the Chinese vision of the afterlife.

Not one, not two, but three natural bridges remain in this captivating spot post-sinkhole.

270 million year-old forest of stone.

This psychedelic tourist trap is a leisurely descent into madness.

These layered sandstone mountains in China look like they are made of pressed crayons.

This abandoned fishing settlement may well be the greenest village in the world.

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

A part of the world's largest marsh seems to be growing bright red Martian grass.