The Potala Palace is considered a model of Tibetan architecture. Located on the Red Hill in Lhasa, Tibet, it stands at 3,700 meters above sea level and covers an area of more than 360,000 square meters, measuring 360 meters from east to west and 270 meters from south to north. The palace counts 13 stories and is 117 meters high. [Photo by Wang Mengru/China.org.cn]