The Neyyar reservoir is easily navigable and extends 9.06 sq. km. The vegetation varies from tropical wet evergreen to grasslands. Agasthyakoo dam in this sanctuary, is at an elevation of 1890 mt. Elephants, gaur, sloth bear, nilgiri tahr, jungle cat, wild boar, nilgiri langur etc. are commoly seen. A crocodile rearing centre, a deer farm and a lion safari park are the main attractions near the dam site.