This striking landscape in northern Vietnam contains both geological and archaeological wonders.

The so-called "Richest Village In China" is either a model Communist town or a dystopian sham.

Intensely colorful calcite pools in Southern China.

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

This highest bridge in the world spans such a great chasm that it had to be established using rockets.

At nearly 1,000 feet long, this astonishing glass suspension bridge is one of the longest in the world.

This Cold War–era underground city includes offices for Mao Zedong and Lin Biao.

Hidden behind musical flora and forgotten for over a thousand years, this cave is now a neon dream.

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

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

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

350-foot-high emperor faces in China's Yellow River valley.

Forgotten German bunkers in China create a sharp cultural contrast.

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

It seems that the residents of of this megalopolis suddenly vanished, but they were never actually there.

A tunnel dug through the side of a mountain by hand provides convenient yet death-defying access to a small village in China.

Massive series of 45 caves and over 51,000 sculptures carved from cliffsides in China.

The world's longest outdoor escalator takes visitors to the top of China's largest dam and is also shaped like a dragon.

Beijing's version of Disneyland, completely abandoned, mostly destroyed.

North Korea's massive art and propaganda factory now has an official gallery space in Beijing.

This working replica of the 'Friends' coffee shop is more accurate to the show than the set itself.

Beijing's World Park offers the excitement of international sites without the travel.