In  Nyingchi area, 400 kilometers away from Lhasa, also known as Basum and Tsogo, the latter means green water in Tibetan and 3,700 meters above sea level. Basongtso (巴松错), with crystal-clear water, fish-swimming, good forest scenery and rich wild avian resources, is a holy lake to the Ningma (Red) Sect from Tibetan Buddhism. Despite the remoteness of the lake with difficult transportation, its excellent natural environment, especially flower-blossoming springtime associated with surrounding snowy mountains reflecting on mirror-like water, and in fall, the tree leaves’ red miraculously paints mountainside, has traditionally been attracting visitors to come. Therefore, Basongtso is the earliest known tourist attraction in Nyingchi area. 

An island is said floating in the lake which foundation is without touching the bottom, located about 100 meters off shore and called Zhaxi Island. A monastery from the epoch of the Tubo Tsampo Dynasty (Tufan) about 1,500 years ago, Tso Zong Gong Ba, is famous among Red Sect believers. Of earth and wooden structure, with honoring Master Lianhuasheng, Kwan-yin of a Thousand Arms and the Golden Boy and Jade Maiden. Totems of genital worshipping are around Tso Zang Gong Ba Monastery’s vicinity. A tree of peach blossom and pine mixed sort at the south of the monastery is best to see when amorous peach blossom flowers bloom with pleasant-looking pine greenery in spring. To the island, it requires five RMB Yuan to take a small canoe from the lakeshore or walk through the bridge that links. 

The Cave of Praying for Bearing Child is by the side of a stream near Basongtso Lake. It is said that Master Lianhuasheng has blessed the cave, so that it has divine power to make people’s dreams come true. A giant piece of stone is seen in the northwest of the lake. In the middle of which, has a cave that one person can be entering is said to be preventing and curing all human illnesses. On the sandy beach located not far away from here, the Cultivation Grotto of Master Lianhuasheng is a good sightseeing spot. On 15^th Day of the Fourth Month in Tibetan Calendar, a long, pure white stripe will appear at the bottom of the lake center. The locals call it the giant piece of Hada White Silk that is a contribution to King Gesar, ancient Tibetan warrior.