Yamzhog Yumco is the biggest enclosed lake on the northern slope of the Himalayas, and is regarded as holy lake together with Namco and Mapham Yutso. [Photo/China Tibet Online]

Yamzhog Yumco is the biggest enclosed lake on the northern slope of the Himalayas, and is regarded as holy lake together with Namco and Mapham Yutso. [Photo/China Tibet Online]

Photo shows Tibetan residents along the Yamzhog Yumco, which is regarded as holy lake together with Namco and Mapham Yutso. [Photo/China Tibet Online]