“These... are 3 hostels that I did in China... in the village Baoxi... The outside shape is woven bamboo, and the inside core is stones and {{W|rammed earth}}... [I]t is a traditional {{w|building material}}. Even large parts of the {{w|Great Wall of China}} have been built with rammed earth, but it's getting replaced by {{w|concrete}}, and this trend is happening very fast.”