A river would be the Ganges.
Grumeti River
GRENCH
Godwin Austin. It is also known as K2
At the watershed, at top of the mountain or upland region\area.
That's usually "col." Check the "g."
The source or beginning of a river is called the 'headwater'. The beginning of a river is known as the source.
Usually snow melt from mountains at the beginning of the river.
To find where the beginning of a river is.
The best brand of watches beginning with g is G-Shock
g
G. B. Acott has written: 'The creation of a mountain lake sportfishery at Cardinal River Coals LTD' 'Sa Dena Hes Mine'
Virtually every country in the world has a mountain and/or river.