History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c24.s6.19

v1.c24.s6.19

Varāhamihira speaks of eight underground arteries of water, four flowing in the four cardinal points and four in the intermediate directions with a ninth which shoots upward (verses 3-6). He takes the presence of certain trees and ant-hills in different directions of specified trees as indicating underneath water at a waterless place (*ambu-rahita*).