Kolli Hills is little mountain range and parts of Eastern Ghats. in Namakkal locale. The mountains are roughly 1000 to 1300 m in stature and cover a zone of 280 km². The Kolli Hills has 70 breathtaking curves, to achieve the highest point of the slopes.
Kolli Hills were additionally alluded as "Kolli Malai" that is the "Mountains of Death." The reason is that early writing records the presence of a picture alluded to as Kollippavai that is over these slopes.
It was trusted that those pictures spoke to the soul of a lady who tempted wayfarers by her magnificence and after that murdered them. Kolli Hills are highlighted in ious works of traditional Tamil writing like Silappathigaram, Manimekalai, Purananuru and Ainkurnuru.
The territory was decided by Valvil Ori that is around 200 A.D., who is lauded as one of the seven awesome donors of antiquated Tamil Nadu. His valor and marksmanship are sung by different writers and it is additionally well known piece of legends. Ori is said to have executed a lion, bear, deer, and a hog with a solitary bolt.