Sone River, also spelt Son River, is a perennial river located in central India. It originates near Amarkantak Hill in Pendra, Chhattisgarh and finally merges with the Ganga river near Maner in Patna, Bihar. The Sone River is the second-largest southern tributary of the Ganges after the Yamuna River. India's oldest river bridge Koilwar Bridge over Sone River connects Arrah with Patna. Sone river is famous for its sand across country. Multiple dam(s) and hydro-electric projects run on its course towards Ganges.

Amarkantak is a pilgrim town and a Nagar Panchayat in Anuppur, Madhya Pradesh, India. The Amarkantak region is a unique natural heritage area and is the meeting point of the Vindhya and the Satpura Ranges, with the Maikal Hills being the fulcrum. This is where the Narmada River, the Son River and Johilla River originate.