This is operated by the forest department. With the local guide one can walk through the dense forest of Periyar tiger reserve. Each group will be having 5 persons.
During the nature trail one can observe the diverse habitats. This is the best opportunity to watch birds, elephants, gaur, bison, deer etc. Most of the route is grass filled. This 2.5 Hours program begins from Periyar lake and will be cover 5 kilometer inside the forest. First program is 7 am and the last program is at 2.30 pm.