(Firing slits for archers are carved into some of the structures.) But others hypothesize food storage, monuments marking male births, status symbols of the rich.

(弓箭手的射击缝被刻在一些建筑中。)但也有人假设，它们用于食物储存，或是标志男性出生，象征富人地位的象征的纪念碑。