The Silent Valley national park is a stretch of pristine, ever-wet, evergreen forest located along the southwest corner of Nilgris in South India in the state of Kerala. The Nilgris Mountains is high spur range thrusting out east from the Western Ghats. Its biogeographic location and its past history have seen very little human disturbance. Standing at an altitude of 7096 feet above sea level, Silent Valley Park extends over 237.52 sq. km. which includes 89.52 sq. km. reserve forest which became a National Park in 1984.
The sanctuary is endowed with the rare species of wildlife which includes the Royal Bengal Tiger; Lion tail Macaque, Mouse Deer, Nilgiri Thar, Nilgri Marten, Great Pied Hornbill, Peninsular Bay Owl and King Cobra, The main valley of Kunthi has an extensive unbroken stretch of undisturbed mid-elevation, evergreen forest which continues towards east across the intervening ridge into the Bhavani Valley.
The logistic base of the park is at Mukkali. The core area of the park begins 23 km further North West of Mukkali. There is a network of inspection paths and logistic support bases for protection of the far flung areas of the park spread over a very broken terrain. The park is routinely open for visitors from 8 a.m. to 1 p.m. only and HOLIDAY IN WILD will arrange for the food and the permission entry to the National Park.