The Ulla river as it passes through Touro Nature · Touro, Arzúa, A Coruña Image of Touro, not of the place itself. The Ulla marks the southern boundary of the concello in a stretch of wooded banks that is still recovering from the historic spill of the copper mining operation situated upstream in its basin. Photo: Castelao (CC BY 4.0) What to see and do in Touro