Famed for its Dravidian-style Hindu temples, Tamil Nadu is a beautiful South Indian state replete with picturesque towns, hills and water-bodies. Its ancient architectural beauty is surrounded by lush green forests and pleasant hill stations. While the state has a lot to offer to tourists, it doesn't leave trekkers disappointed either. There are plenty of trekking trails in the state that allow one to explore the extraordinary beauty that nature has bestowed this state with. Here is a list of some of the best do-it-yourself treks in the region which will quench your thirst for adventure.