What are the areas and characteristics of the owners of Hakka earth buildings in caves in water towns?

Watertown Dwellings: Suzhou and Hangzhou are the most representative dwellings in Jiangnan Watertown.

Cave dwelling: Cave dwelling is a product of the Loess Plateau and a symbol of farmers in northern Shaanxi.

Hakka Earth Building: Hakka Earth Building, also known as Fujian Round Building, is mainly distributed in Longyan and Zhangzhou, Fujian Province.

Mongolian yurt: Mongolian yurt is a kind of house where Mongolian herders live.