The highest point of the Garo Hills region of the State, Nokrek Peak stands fourteen hundred and twelve metres above sea level. A virgin canopy of thick, tall and lush green forests cover Nokrek and its environs. The mother germo plasm of Citrus-indica have been discovered by science researchers within Nokrek Range. This discovery led to the establishment of the National Citrus Gene Sanctuary-cum-Biosphere Reserve at Nokrek covering an area of forty seven square kilometres.

Nokrek can be reached from the Tura-Asanangre-Daribokgre Road. A comfortable three and a half kilometre trek from Daribokgre village leads a visitor to Nokrek Peak. Abundant wildlife including herds of wild elephants, rare varieties of birds and pheasants, besides rare orchids abound in the sanctuary