Vaasthu shaastra is an ancient traditional architectural science born and developed .  Vaasthu shaastra has its origin in Stapatya Veda, from Adharvana Veda, which is one of the four Vedas.  its date back to several thousands of years even before Ramayana and Maha Bharatha periods. The sages gained the knowledge this science through penance and investigating the meteorological data of several years. The  saints were said to be prominent among all other Vaasthu Scientists in sacred text masthya purana. They are  Viswa karma, Maya, Narada.