In brief
Fujian tulou in China are multi-storey earthen residential buildings arranged around courtyards. Circular or square plans combine communal living with defensive organisation.
Useful to know
Fujian tulou in China are multi-storey earthen residential buildings arranged around courtyards. Circular or square plans combine communal living with defensive organisation. [1]
Compare the enclosed exterior boundary with the open courtyard. The contrast explains why a plain exterior does not fully describe interior life. These are not simply enlarged single-family houses.
Sources
For further detail and to check the information: