๐๏ธโ๏ธ๐๐ง๐พ
๐ฎ๐ฑ๐๏ธ๐ง๐ฑ๐
๐งโ๏ธ๐ก
๐ป๐งโ๏ธ
โ๏ธ๐งโ๏ธ
Oโ๐ง๐งผ
#qanat #karez #falaj #ancient engineering #water management #desert irrigation #subterranean aqueduct #arid construction #water technology