Archaeological excavations of the 20th century on mounds between Vidisha rampart and Udayagiri have yielded evidence that suggests that Udayagiri and Vidisha formed a contiguous human settlement zone in the ancient times. Udayagiri hills would have been the suburb of Vidisha located near the confluence of two rivers The Udayagiri Caves are likely euphemistically mentioned in Kalidasa text "Meghduta" in section 1.25 as the "Silavesma on the Nicaih hill", or the pleasure spot of Vidisha elites on the caves filled hill.