The Polo Forest area was a part of a vast territory and Vijaynagar was the capital 600 years back. The ancient city was a pilgrimage for the Jains and Shivadharmi people of the area. The jungle have 4 sculptured gates made of local sedimentary rocks in each direction. Development of the city was done along the river banks of Harnav. The temples were destroyed by the Mughals and now are the heritage sites.
The jungles are rich with many wild animals like leopards and bears. Spiders and pythons are also found in the dense jungle area. In tress, here are more than 600 types. Many species of water birds and crabs are also found in the river and reservoir. The area is sanctuary and being maintained by the Dholwani range forest department. The government has also established a campsite with a view to provide nature education and develop the site as tourism place.