The escarpments of the Carmarthen Fan
From the car park at the end of the unclassified road, head back towards Llanddeusant and after about 100yds (91m), turn sharp right, almost doubling back on yourself, to continue on a faint track that contours eastwards around the hillside. Follow this track as it then veers northeast into the small valley carved out over the centuries by the Sychnant brook.
The track becomes clearer, briefly. However, it is very easy to be seduced into surging up to the east here along the much more obvious valley of Nant Melyn. It’s very important not to be fooled but to keep to the left bank of the smaller Sychnant, which turns to the northeast.
The track is faint but the going reasonably easy as you continue up the valley, crossing a small tributary and following the bank above the Sychnant. Numerous paths and sheep tracks cross your way, but continue unhindered upwards, aiming for the shallow saddle on the blunt ridge above. The stream eventually swings to the right and peters out. At this stage, bear right and head along the ridge.
You’re now aiming for the steep and obvious spur of Fan Foel, which lies southeast of you, approximately 1.5 miles (2.4km) away. Follow whatever tracks you can find over Waun Lwyd and, as the ridge starts to narrow, keep to the crest where you’ll meet a path coming up from the northeast.
Climb steeply up the narrow path on to the escarpment and keep right to follow the escarpment along. The path becomes clearer as it drops steeply into Bwlch Blaen-Twrch. From here, climb up on to Bannau Sir Gaer and continue to the summit cairn.
Stay with the main footpath and follow the edge of the escarpment above the precipitous cliffs into a small saddle or col and up again above Llyn y Fan Fach. Continue around the lake, with the steep drop to your right and you’ll see a good path dropping down a grassy spur to the outflow of the lake.
Follow this obvious footpath and then, when you reach the dam, pick up the well-surfaced track that heads back downhill. This will lead you to the right of the filter beds and back to the car park.
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Walking in Safety
Read our tips to look after yourself and the environment when following this walk.
Get an AA guide
Explore our range of ‘50 Walks in’ guides - they’re the ideal companion for a ramble.
Nearby places to stay
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- Wifi available
- Calor Gas
- Rooms 9
- Free TV
- Wifi
- Lounge with TV




