
Where to go · Gwynedd
Forest bathing at Dolmelynllyn Estate and Rhaeadr Ddu
National Trust estate at Ganllwyd with ancient oak woodland, mossy rocks and the twin Rhaeadr Ddu waterfalls.
The Dolmelynllyn estate lies at Ganllwyd in the Mawddach valley, between Dolgellau and Coed y Brenin, and is cared for by the National Trust. Its ancient oak woodland is dense and damp, with moss-covered rocks under the trees. The highlight is Rhaeadr Ddu, the Black Falls, two separate waterfalls that have drawn artists and writers for generations.
The Trust's Dolmelynllyn estate walk starts from the Ganllwyd car park, which has toilets, and runs for about four miles through woodland, grass paths and a little tarmac. Allow around four hours, since it can be muddy and steep in places, with kissing gates, a ladder and step-over stiles. For a shorter visit, you can simply walk up into the oaks towards the falls and back, stopping often.
Practical
- Managed by
- National Trust
- Parking
- Ganllwyd car park
- Terrain
- Woodland and grass paths, some tarmac; muddy and steep in places, with gates, a ladder and stiles
- Nearest station
- Barmouth, about 10 miles
- Facilities
- Toilets at the car park
- Opening and entry
- Open access, free
- Official page
- nationaltrust.org.uk
Last updated 4 November 2026. Paths, parking and access can change, so check before you visit. Spotted something out of date? Please let us know.
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More woodlands in Gwynedd
All venues in Gwynedd
Beddgelert ForestLarge forest north of Beddgelert with views to Yr Wyddfa and a quiet lake
Ceunant Cynfal National Nature ReserveNarrow oak-lined gorge below Llan Ffestiniog, with cascades and Huw Llwyd's Pulpit
Ceunant Llennyrch National Nature ReserveDeep, mossy gorge of the Afon Prysor near Maentwrog, with oak rainforest and a waterfallPhotos: Beddgelert Forest, scotbotwylie (CC BY 2.0); Ceunant Cynfal National Nature Reserve, David Medcalf (CC BY-SA 2.0); Ceunant Llennyrch National Nature Reserve, David Medcalf (CC BY-SA 2.0).