A collection of art from Bulgaria's time as a communist state.

This symbol of Yugoslav liberation decorated with 620 carved heads of mythical creatures is now a forlorn relic of another time.

A chinese farmer builds robots from scrap.

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

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

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

Intensely colorful calcite pools in Southern China.

Home to over 200,000 artifacts, this museum attempts to guide visitors through the ancient history of Beijing and Imperial China.

One of China's last communal villages wears its ideals on its sleeve.

Stretching almost 2,000 feet, this painting is one of the longest pieces of Buddhist artwork in the world.

A magical work of architecture where a wind turbine enables monks to levitate.

This sensational Chinese temple walks visitors through the 76 weird departments of the afterlife.

Why walk on this historical site when you can zoom down instead?

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

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

Ming Dynasty necropolis raided during the Cultural Revolution.

A harrowing trail up a mile-high mountain.

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.

The most famous location in China was home to whole dynasties worth of imperial rulers.

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.

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

The potters' quarter is packed with artists sculpting clay gods with mud from the sacred Ganges river.