Fig. 3From: Research on the historical and cultural value of and protection strategy for rammed earth watchtower houses in Chongqing, ChinaVivid image of a rammed earth seven-layer watchtower in Wulong, Chongqing, and a five-layer rammed earth manor watchtower in Huilong Villa, Jiangjing, Chongqing (Source: the author)Back to article page