Canyon of the Arnoia Nature · Baños de Molgas, Allariz - Maceda, Ourense Image of Baños de Molgas, not of the place itself. A hemmed-in stretch of the river Arnoia between the spa town and the hamlet of A Acea, where the channel narrows between rocky walls and native woodland; a waymarked riverside path runs along it at mid-slope. Photo: Lameiro (CC BY-SA 4.0) What to see and do in Baños de Molgas