Thenmala, an ecotourism centre, is located in Kollam District in the state of Kerala at an altitude of 1,640 ft. Situated in the Kollam - Shencottai Road about 72 km from the state capital, Thiruvananthapuram, it is adjacent to the Shenduruney Wildlife Sanctuary and is a short distance away from the Courtallam Falls in Tamil Nadu. Often called as the hills that flow with honey,

Thenmala is India’s first planned eco-tourism project which is spread over acres of evergreen forest.

This unique eco-tourism habitat lies 500 m above sea level. It offers plenty of adventure and leisure activities with waterfalls, canopy walkway, mountain biking, rock climbing and river crossing, nature trails and picnic spots attracting naturalists, conservationists and adventure seekers. 

There is also a deer rehabilitation centre where spotted deer and sambar are the main inhabitants. The centre also has a children's eco-park with treetop huts and swings. The sculpture garden here depicts the relationship between Man and Nature.

The best time to visit the destination is from November to March