The Seshachalam range is a mountain range located in the Nellore district of Andhra Pradesh, India. It is part of the Eastern Ghats and is known for its rich biodiversity, including various species of flora and fauna. The range is also home to several important temples, including the famous Tirupati temple, which attracts millions of pilgrims each year. The Seshachalam range spans approximately 1,000 square kilometers and features a mix of deciduous and evergreen forests. It is recognized as a protected area, with the Seshachalam Biosphere Reserve established to conserve its unique ecosystems. The region is also significant for its geological formations and scenic landscapes.