a)Courtallam
Courtallam, the 'Spa of the south', is situated at an elevation of about 167m on the Western Ghats in Tirunelveli District. It is an excellent health resort and is visited by young and old alike, because of the herbal medicinal properties the water is believed to contain. The town is noted for its salubrious climate and natural scenery.
b)Hogenakkal falls
Hogenakkal waterfalls located close to the border of the adjacent state of Karnataka is a beautiful picnic spot with its waters supposed to be having curative powers.[15] Hogenakkal is set in thick, green woods and is considered both a sacred bathing place and a spa-like health resort. Here the water spreads for miles around. The area is surrounded by hills and offers lovely panoramic view. People can take bath in the Kaveri river, before and beyond the falls.
c)Catherine falls
Catherine Falls is a double-cascaded waterfall located in Kotagiri(near Coonor), The Nilgiris District, Tamil Nadu and It is also a major tourist spot in Kotagiri. It is on the Mettupalayam road branching off at Aravenu. The upper fall drops to the floor, and is the second highest in the Nilgiri mountains. It can clearly been seen from the top of Dolphin's Nose if seeing the entire waterfall as one total impression is what you are looking for.
d)Kiliyur falls
Kiliyur Falls is a waterfall in the Shervaroyan hill range in the Eastern Ghats and is a popular tourist attraction in Yercaud. The waters overflowing the Yercaud Lake fall 300 ft (91 m) into the Kiliyur Valley.
e)Suruli falls
The Suruli Falls is a two-stage cascading waterfall from the Meghamalai mountain range. The beauty of this falls finds mention in the ancient Tamil epic, Silappathikaram. Near Suruli Falls are 18 caves which represent Indian rock-cut architecture of the 18th century. The Tamil Nadu Tourism Department celebrates summer festival at Suruli falls every year.[18]
f)Tirparappu waterfalls

Tirparappu Waterfalls are located in Kanyakumari district. The Kodayar River makes its descent at Thiruparappu. The water fall at this place is about 13 kilometres (8.1 mi). from Pechiparai Dam. The river bed is rocky and about 300 feet (91 m) in length. The water falls from a height of nearly 50 feet (15 m) and the water flows for about seven months in a year. The whole bed above the falls is one rocky mass which extends 250 metres (820 ft) upstream where the Thirparappu weir has been constructed for supplying water to the paddy fields. On either side of the river, on the left bank of the river in between the waterfalls and the weir, there is a temple dedicated to Siva enclosed by strong fortification