Solemn and sacred, Yumbulagang, the first palace in Tibet’s history, stands under the azure sky. Yumbulagang is located in the southeast of Zetang Township, Shannan City, Tibet Autonomous Region, on the top of Mt. Tashi Tseri on the east coast of the Nyakchu River. (Photo/ Xu Na)

The bird flies in the azure sky. (Photo/ Xu Na)

The adherents will walk around the stupa clockwise. (Photo/ Xu Na)

The bird flies in the azure sky. (Photo/ Xu Na) 

A pole of prayer flags stands in the Yumbulagang. (Photo/ Xu Na)

Tsatsas (clay images) on the beam (Photo/ Xu Na)

Mulberry twigs used for the ritual of burning aromatic plants. (Photo/ Xu Na)

A Tibetan woman embarking on a pilgrimage path to Yumbulagang. (Photo/ Xu Na)