A checklist of features that go into descriptions of cultures can be
found here:
http://eclectic.ss.uci.edu/~drwhite/worldcul/Codebook4EthnoAtlas.pdf
Things like which gender is involved in agriculture, what is the
average size of a village, are the gods active in human affairs or
aloof, which kinfolk (if any) will a married couple typically live
with, and so forth.