In the year 1974, the Kabini Dam and a huge reservoir were built as a part of an irrigation project. As a result, a huge lake was formed and it submerged the village of Mastigudi. The Dam at Kabini Wildlife Sanctuary situated in the Beechanahalli village across the river Kabini bifurcate Nagarhole and Bandipur National Parks.
The lake formed in Kabini was named as Mastigudi Lake and it is a major tourist attraction. The Mastigudi Lake covers an area of about 60 sq km. When the reservoir at Kabini gets drained out in the summer season, the Mastigudi Temple of the submerged village becomes visible.