Every year, when winter approaches, millions of migrating birds from all over the world, including Siberia, Russia, and other regions of Asia, converge to Chilika Lake, making it the greatest wintering site for birds in the subcontinent. Chilika's natural beauty has captivated both visitors and authors. The Department of Tourism and Forest Department has developed up housing facilities at Pathanivas at Barkul and Rambha to allow guests to enjoy the tranquil beauty of Asia's largest brackish water lagoon. Berhampura, Rajhans, and Mangalajodi all have nature camps.The fresh air fills one's awareness with quacks and cries.It also has a large population of Irrawaddy Dolphins, which is the world's highest reported inland population.