Obviously, without the hard work of maintaining the bricks including
the ancient irrigation system, the top soil would have washed down the hillsides into the rivers.
The crops are watered by
an ancient irrigation system from the rainforests above the terraces.
Using satellite imaging and drone reconnaissance, archaeologists from Washington University in St. Louis have discovered
an ancient irrigation system that allowed a farming community in arid northwestern China to raise livestock and cultivate crops in one of the world's driest desert climates.
An ancient irrigation system along the Tian Shan mountains of China allowed the cultivation of crops in one of the world's driest climates.
Not exact matches
The
ancient subak
system of
irrigation of the rice fields and the cultural landscape of Bali has been designated a UNESCO World Heritage Site.
This
ancient valley is a wonderful insight into the traditional Balinese cooperative
irrigation system [named subak].