The rock rivers, which date to the Ice Age, are believed to have been created by the constant freezing, thawing, and heaving of the land.
कुन दिशामा कसरी बनाउने भन्ने कुरा अनुसार घर निर्माण गर्दा राम्रो हुने जनविश्वास रहेकाले यसरी घर तथा आवास निर्माण गर्ने परम्परा रहेको छ ।