Rio Tinto is located in southern Spain in Andalusia. The river starts at the mining site near Nerva town and joins the Odiel river near Huelva before flowing into the Gulf of Cádiz, the arm of the Atlantic Ocean.
The source of Rio Tinto (More on this location will be available soon. Stay tuned).
Rio Tinto location (it's where most of these Rio Tinto photos where taken)