The usual terms are "source" and/or "headwaters."
The best term for where a river begins is "source." The source is the point where a river originates, often from springs, melting snow, or rainfall. In contrast, a "mouth" refers to where a river flows into a larger body of water, while a "delta" is a landform created by sediment deposition at the river's mouth.
that bob
It is head water. (;
That could be a delta, located at the river's mouth.
The Indus River is the major river of Pakistan that begins with an I.
A river that begins with I is the Illinois River in Illinois USA.
Syr Dar'ya is the river that begins at the pamirs
what river begins in the arkansas mountians
A place where a river rises is called the source or headwaters of the river. This is typically the point where the river begins, either from a spring, glacier, or other water source.
No famous river begins in Cairo, Egypt. The only river at Cairo is the Nile river. It begins from sources in central Africa and Ethiopia.
The Arve River is a tributary of the Rhone River. It begins with the letter A.
The Scioto River begins at and ends at