According to the eminent historians A C Das, K M Munshi the Aryans originally belonged to the Sapt-Sindhu or Punjab. This point of view was put forward by A C Das in his book Rig Vedic India. He says that all the plants, rivers, crops and animals mentioned in Rig-Veda and other ancient books were found in ancient Punjab. The geographical conditions in Rig-Veda points out to this region. But this theory is not convincing. If the Aryans had been indigenous inhabitants of the Sapt Sindhu area there would have been no need for them to desert such a fertile area and go to other parts. Aryans were unaware of animals such as elephant and lion which were found mainly in India. This proves that Aryans were foreigners