The Proprietors would like to offer you a warm welcome to the Llwyn Onn Guest House which overlooks the Llwyn Onn Reservoir in the heart of the Brecon Beacons National Park. It has been converted to a very high 4 star hotel standard with 11 en-suite bedrooms and is proud to boast its recognising excellence award. The front bedrooms overlook the gardens and the lake whilst the back and ground floor bedrooms have woodland views. The Llwyn Onn area is ideal for walking and cycling around the reservoir to the nearby Garwnant Forest Centre and the Taff Trail. We are close to Pen y Fan with panoramic views of the countryside in the National Park. Llwyn Onn is situated on the outskirts of Merthyr with access to major towns with Cardiff to the South, Swansea to the West and Brecon to the North.Staying at the Llwyn Onn Guest House places you in an idyllic setting overlooking Llwyn Onn Reservoir and surrounding woodland. There are also castles and local sites of interest that you could visit only a few miles from our doorstep. The area also offers a wide variety of sporting activities to satisfy everyone. Also available are a great deal of lovely restaurants within the area which we would be happy to recommend to you.Please Note: Non-smoking. Pets not permitted on the premises. All Children are Welcome. Onsite parking facilities are available. Check-in time: 14:00 Check-out time: 10:00