Explore details about location Sŵn y Tonnau. Sŵn y Tonnau is a location situated within the Gwynedd alongside other areas such as Plas Edwards, Pyg Track, Heol Pensarn. Additionally, some smaller parts of Sŵn y Tonnau include specific areas like Faenol Isaf, Ffordd Neifion, Glan Wendon adding to the diversity of its landscape.