Tuzhangfang, or earthen homes of the Yi ethnic group, look like Tibetan stone-houses but their walls are made of earth beaten hard while under construction. Its flat roof is also used for drying items. Most of these houses are found in central and southeast Yunnan. The house in the photo consists of three to five rooms. The central room has a fire-pit and is the gathering spot both for family members and guests. [Photo/yxdaily]