Agasthya hills:1

▪️Agasthya hill is a 1,868-metre (6,129 ft) tall peak within Neyyar Wildlife Sanctuary, in the Western Ghats of Kerala. 
▪️The peak lies on the border of Kerala and Tamil Nadu. This peak is a part of the Agasthyamala Biosphere Reserve which lies on the border between the states of Kerala and Tamil Nadu.
▪️The peak is named after Hindu sage Agastya, who is considered to be one of the seven rishis(Saptarishi) of Hindu Puranas. It is a pilgrimage centre for devotees.
▪️The Thamirabarani River is a perennial river which originates from the eastern side of the range and flows into the Tirunelveli district of Tamil Nadu.