Located on the north bank of Brahmaputra river of Assam State, Orang National Park is mostly swampy with dense grasslands and islands of the Brahmaputra. The landscape of the park is similar landscape to that of Kaziranga National Park and thus often termed as mini Kaziranga national park. This park is one of the oldest protected areas of North east India, yet one of the least known one.
The Orang National Park is habitat for Indian One –horned Rhinoceros. Pigmy hog, elephants, wild buffalo, swamp deer, tigers, Indian Rock Python, King Cobra, Cobra, Monitor Lizard are other wildlife seen in this park. Bengal Florican, an endangered bird species and Royal Bengal tiger are preserved in Orang National Park.
October till April is best time to visit the park. Visiting is restricted to 7:30AM-9:30AM and 2-3 PM, the park gate remains closed in between. Tezpur is the nearest town at a distance of 32 KMs and Guwahati is about 140 KMs from the park.
For accommodation there are two Inspection Bunglows at Silbori and Satsimlu inside the park. Advance permission from the Divisional Forest Officer, Mangaldoi is required to visit the park.