Thenmala, India's first planned eco-tourism destination, is located where the Trivandrum-Shenkottai road and the Kollam- Shenkottai road converge. The Adventure Zone has plenty here to keep visitors enthralled. The options are endless, be it the nature trail, elevated pathway, lotus pond, ample resting spots, mountain biking trails, recreational rock climbing and rappelling, river crossing, tunnel walk, valley crossing, balancing planks, aerial net walk, Burma bridge, boating, water roller, gyroscope, flying fox, aerial skating and walking, wall and tree climbing, archery and so much more.
There are a number of attractions in this area, including the Butterfly Safari, Nakshatravanam, a children's park, a musical dancing fountain, an amphitheatre, food outlets, and a shopping court. You can also see the tree houses of local tribes. It is also a trekker’s paradise, with options for soft trekking and guided trekking through the Shendurney Wildlife Sanctuary's wilderness. There is also a deer rehabilitation facility, hour-long boat services, and boat rides to explore the sanctuary.