Why it's incredible: The mountains' folded rocks form stunning rainbow patterns. As the name suggests, China's Rainbow Mountains are multicolored formations in the northwest of the country.

The Rainbow Mountains in China are located in the Zhangye Danxia Landform Geological Park. These mountains are famous for their whimsical coloring, which is anything but regular.

That was the assessment of former PLA instructor Song Zhongping after state broadcaster CCTV aired footage earlier this month of the Caihong-9 (Rainbow-9) – China’s latest medium-to-high ...