This valley borders with Khumbu region to the East, the Helambu region to the West and the arid Tibetan Plateau to the North This isolated high valley "Rolwaling" known simply as "the grave" by the indigenous Sherpa's because of its location -deep down between the steep ice-giants of the Khumbu region. Many mysterious stories have been passed down over the centuries about this valley from where the forefathers of the present-day Sherpa's once came. It is here that the notorious and celebrated Yeti is supposed to make his home. Entire research expeditions have, so far unsuccessfully, attempted to find him.