Yongbulakang palace, once the summer home of King Songtsan and Princess Wencheng in Tibet

Yongbulakang palace, once the summer home of King Songtsan and Princess Wencheng in Tibet

Zhao Lishan/National Geographic ©

Yongbulakang palace, once the summer home of King Songtsan and Princess Wencheng in Tibet

Yongbulakang palace, once the summer home of King Songtsan and Princess Wencheng in Tibet

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