Wikipedia
Courtallam or Kutralam, Spa of South India, is a panchayat town situated at a mean elevation of on the Western Ghats in Tirunelveli District of Tamil Nadu, India. Many seasonal and few perennial rivers such as the Chittar River, the Manimuthar River, the Pachaiyar River and the Tambaraparani River originate in this region. The numerous waterfalls and cascades along with the ubiquitous health resorts in the area have earned it the title the Spa of South India. The falls carry a good amount of water only when there is a rain on the hills. Season begins from June of every year till September. The South West Monsoon brings in the cold breeze with mild temperature. From October to December North East Monsoon sets over in Tamil Nadu and the climate is cold and the rains are very heavy sometimes. Sometimes the falls get flooded and people are not allowed to take bath during floods.