The Narmada River originates from the Amarkantak plateau in the Maikal Range, which forms the connection between the Vindhya and Satpura mountain ranges. This is why it's described as rising at the junction of these two ranges. Aravalli is in Rajasthan, Nilgiri in South India, and Kailash-Manasarovar is the source of the Ganges and Brahmaputra.