This secret lake is located near Chemmancherry-Perumbakkam and looks like a G-shaped island with a mud wall. This wall is surrounded by plants like bamboo, pongamia pinnata, neem, vetiver, and palm tree. Arasankazhani Lake is home to 39 varieties of birds, six varieties of frogs, seven varieties of snakes, pond turtles, butterflies, dragonflies, and crabs. Oh, and it looks incredible.

