The Sudarshan Lake is located in Girnar , Gujarat . This lake was constructed by Pushyagupta Vaishy, the governor appointed in his Girnar by the order of the emperor Chandragupta Maurya , the founder of the Maurya dynasty . Tishap, the great patron of the emperor Ashoka , restored this lake and strengthened it. In later times Skandagupta spent a lot of money generously and constructed a dam on this lake.
Magadha Empire