Manas Tiger Reserve, lies in the foothills of the Himalayas in India in the northeastern state of Assam. Manas derives its name from the Goddess Manasa. The forest stretches beyond Indian territory to the Himalayan kingdom of Bhutan The crystal waters of the Manas River demarcating the international border. Some areas that adjoin the river path are often flooded but water level subsides after the rainfall being slop in the landscape. There is heavy rain fall hence the forests are dense and prevent the sun rays to enter.

Kaziranga Indian National park is situated in the north-eastern sector in the Province of Assam on the banks of the mighty river Brahmaputra.The Park is located in the Golaghat District of Assam and spread over an area of about 430sq.km. When there was alarming depletion of number of rhino due to haunting and poaching which led to conservation of this area in 1926. The park established as sanctuary in 1940, and by 1966 the rhino numbers had risen to about 400. Though they are still threats by pilferers and floods, the population of these great beasts is now touching 1500.