An aerial photo captures Alien Valley Star Geological Park in Sunan Yugu autonomous county, Zhangye, Northwest China's Gansu province. [Photo by Cheng Lin]

Alien Valley Star Geological Park, located in Sunan Yugu autonomous county, Zhangye, Gansu province, boasts beautiful scenery and strange land shapes.

The peaks and mountains are extraordinary. In the early spring, the abundant and colorful landforms are breathtaking and dazzling under the sunshine.

Covering an area of 17.34 square kilometers, the fantasyland is composed of Mars Valley, Mercury Valley, Jupiter Valley and other scenic spots.