aerial view of tianluokeng tulou cluster

7878m aerial ancient architecture asia attraction beautiful building built china chinese cloud cluster county culture environment evening famous fujian hakka harmonizes heritage hill hillside historic historical house landmark landscape mist most mountain nanjing natural night pit praised residential rising round roundhouse rural sicaiyitang sightseeing site snail that tianluokeng tour tourism tourist town traditional travel tulou twilight unesco valley view village world xiamen yongding