In the field of archaeological investigation, there is ample possibility to reveal a number of mysteries because due to tough geographical situation and some political conflicts very less work has been done in the field of archaeology in this region. Still there is a need to produce a collective work which may able to throw light not only on the geographical uniqueness of the region but also present a brief history of the people along with findings of the archaeological investigations done in the region. With maps and illustrations, b/w, and col.