Río Escondido ("Hidden River").
because of all the pecan and walnut trees that follow it through the hill country
The first river didn't have a name; it existed before anyone was around to name it.
The Congo River is also known as the Zaire River.
It is also known as the Congo River
The name of the river does not necessarily have to come first, but it generally does. There is no problem, however, with saying the name of the river second e.g. Murray River.
known as the Source
Yellow is the name of the river. This was told by The Haung.
The Congo River, also known as the Zaire River
One known river is the Danube.
Is known as the 'course' or the 'flow'
The Yellow River
Where two rivers join, this is known as the confluence.