This pic shows the loftly rivers of the Himalayas and how the cut them to find thier way...
<a href="//commons.wikimedia.org/w/index.php?title=User:Bhavesh260901&amp;action=edit&amp;redlink=1" class="new" title="User:Bhavesh260901 (page does not exist)">Bhavesh260901</a>
CC BY 4.0
<span class="int-own-work" lang="en">Own work</span>