in India. The floor of the cave consists of soil/clay, pebbles, rocks and water pools with several lateral and downward passages. Perpetual darkness and constant temperature (28 °C + 1 °C) prevails inside the cave. For entry into the cave, cement concrete steps, Steel steps and railings are available near the entrance side. These caves have got the distinction of being India's first most biologically explored cave. As they are underground, there is pitch-darkness inside. It features stalactite and stalagmite formations. Entry to the caves is through the narrow stairs and visitors have to pass through tall, narrow chambers for gaining access to the main hall that features superb acoustics. The caves feature five chambers having several blind wells. Many tribal tales are also associated with it and are also known as Gupanpal or Kutamsar Caves. The stalactites found inside the cave have been an interesting research topic for scientists and even arouse the curiosity among the visitors. Kotumsar Cave harbours a variety of fauna like bats, frogs, snakes, crickets, spiders, fishes, millipedes, etc. Fishes and frogs are found in the ditches of the cave where as bats, spiders, crickets are found on the ceilings and walls of the cave. Dr. Jayant Biswas has well documented the biology of the cave organisms living in Kotumsar Cave There is lack of oxygen when going deep into the caves. In view of which, for safety reasons, entry beyond certain points has been restricted. The cave is closed from 15 June to 31 October during rainy season. The cave needs removal of debris before tourist season. Kailash Caves Kailash Caves are located in the Kanger Valley National Park area near Mikulwada. The caves are located around 40 km from Jagdalpur. Discovered recently in 1993, the caves are around 250 meters long and are situated at an altitude of 40 meters above the ground level. It features stalactite and stalagmite formations that offer stunning sight. Access to the cave is through a narrow opening and at the end of the cave is a huge stalagmite formation in the shape of Shivlinga. The hollow walls of the cave, when struck by hand, make incredible musical sounds. Bhainsa Darha Bhainsa Darha is located at a distance of 65 km from Jagdalpur. Kanger river is full of deep gorges so darha (water pools) maintain very hygienic quality of water. Crocodiles are mainly found in these darhas. It