Pictures of the Week: (September 4 - September 10, 2009)

A Danxia landform in Zhangye, Gansu Province, China
HAN CHUANHAO / Xinhua / Landov

Out of This World
This unique geological phenomenon, known as a Danxia landform, can be seen in several places in China. This example is located in Zhangye, Gansu Province. The color is a result of millions of years of accumulated red sandstone and other sediments that have dried and oxidized.

Tuesday, Sep 08, 2009