What town of 2,161 people in 2010 is located near the junction of a river named for the red-bed country of its watershed?
Simmesport, Louisiana: Simmesport is a town in Avoyelles Parish, Louisiana, United States. Simmesport, Louisiana:  It is located near the juncture of the Red and Atchafalaya rivers with an outflow channel of the Mississippi River.
i don't know