What ancient city in Shanxi province, what ancient city in Yunnan province, what historical city in ancient villages in southern Anhui.

At present, the traditional houses in China that have been listed in the World Cultural Heritage List include Pingyao Ancient City, Old Town of Lijiang, ancient villages in southern Anhui, and historic cities in Macau.

Pingyao Ancient City, located in Pingyao County in the middle of Shanxi Province, is an outstanding model of Han cities in China during the Ming and Qing Dynasties and is known as one of the "four best preserved ancient cities". In 2009, Pingyao Ancient City was rated as the most complete ancient county seat in China by world record association.

Old Town of Lijiang, located in Dayan Town, Lijiang City, Yunnan Province, is a famous city with beautiful scenery, long history and splendid culture. It is also a rare well-preserved ancient town of ethnic minorities in China, one of the second batch of famous historical and cultural cities in China, and the only ancient city in China that successfully declared the world cultural heritage as an ancient city as a whole.

Ancient villages in southern Anhui refer to some traditional villages distributed in Anhui and Jiangxi provinces, south of the Yangtze River, among which Xidi Village and Hongcun Village are the most representative, which embody the characteristics of Huizhou folk houses and have exquisite craftsmanship. 1999 UNESCO listed Xidi Village and Hongcun Village, ancient villages in southern Anhui, China, as world cultural heritage.

Macao historic district is a historic district with the old city as the core, which consists of 22 buildings and 8 adjacent fields located in Macao. At the 29th meeting of the UNESCO World Heritage Committee, it was unanimously adopted by all 2 1 member countries, and officially listed in the World Cultural Heritage List, becoming the 3rd1world heritage in China.