The history of Kolli Hills is shrouded in local legends and folklore. The hills are believed to have been ruled by the Valvil Ori, a renowned chieftain known for his archery skills and generosity. Ancient Tamil literature mentions Kolli Hills as a sacred place, home to deities and mystical beings. The hills were also a refuge for sages and hermits who sought solitude and spiritual enlightenment. Over the centuries, Kolli Hills remained relatively isolated, preserving its natural beauty and cultural heritage. The region has a rich history of tribal settlements and unique customs. Today, Kolli Hills is gradually opening up to tourism, while still retaining its pristine charm and historical significance.