(Internews' radio project in the Central African Republic is covered in this article from The World Post/Huffington Post.)
There is a river that runs through Bambari, one of the largest cities in the Central African Republic. The city’s Muslim community lives on one side of the river. The Christians reside on the other.
The river is called Ouaka, and it has morphed from the life source of the fishing and farming community to a bitter dividing line.