Spermlab members say "hi" to photographer at Hidden Dragon Hundred Waterfalls which locates at Anji County, Zhejiang Province, China. Stones at Changbai Mountain have thousands shapes, and there are many waterfalls in this mountain. That is why this mountain is called Hidden Dragon Hundred Waterfalls. From front to back: Da-Hui WANG, Li-Ya WANG, Ying HE, He-Ming YU, Shane YANG, Y. PAN, Ye-Qin JIANG, and Ke-Ming YU.  (Photographer: Dr. Wan-Xi Yang, on Aug. 10, 2008)