- Stock Photo ID: #EW858436
- Image Credit: Picxy.com/favas
- Description:Kolli Hills or Kolli Malai is a small mountain range located in Central Tamil Nadu and spread over the Namakkal district and Tiruchirapalli district of India. The mountains rise to 1300 m in height and cover an area of approximately 280 km². It is situated at a distance of 43 km from Namakkal and 120 km from Trichy.