4.5
(46)
271
hikers
8
hikes
Easy hiking trails around Nant Irfon National Nature Reserve traverse a landscape characterized by vast moorlands, ancient oak woodlands, and riparian areas along the River Irfon. The terrain includes steep slopes and rocky crags, though easy routes typically follow more accessible paths. Notable features include Wolf's Gorge and the high humidity woodlands supporting diverse flora. The reserve offers varied natural environments for outdoor exploration.
Last updated: May 19, 2026
5.0
(6)
78
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(2)
10
hikers
2.59km
00:48
100m
100m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(1)
9
hikers
2.54km
00:44
60m
60m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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THE TALE OF THE WELSH “ROBIN HOOD” Known as Twm Siôn Cati Twm Siôn Cati is a historically known figure in Welsh folklore. A tale recounted by Meyrick recalls how Twm was asked by a poor man to steal a pitcher for him. They went together to a merchant where Twm started belittling the man's wares. Having told his friend secretly to take the pitcher of his choice, Twm distracted the merchant by telling him there was a hole in one of the pitchers, which the man denied. Twm desired him to put his hand in the pitcher to test it and the man still denied there was a hole. Twm then asked him how, if there was no hole, could he have put his hand inside? By this time his friend had disappeared with his pitcher, undetected. A tale from Prichard's book involves an occasion when Twm is staying in an inn overnight and realises other people are planning to rob him the following day after he sets off. He has a large sum of money with him. The following morning he behaves as though his money is in the pack-saddle of his horse. When the highwayman catches up, Twm drops the saddle in the middle of a pool. The highwayman wades into the pool to fetch it, Twm takes the opportunity to make off with the highwayman's horse. A complication arises because the horse responds to the voice of the highwayman crying "Stop!" Luckily Twm, in terror, happens to shout a word which makes the horse gallop on again, and he is conveyed to safety. Another tale recounts how Twm waylaid a rich squire, who was accompanied by his daughter, Twm was so smitten with her that he returned her jewellery to her and attempted to woo her, against her father's opposition and, initially, her own. One full moon shortly after the robbery, he crept to her window, roused her from sleep, caught her hand at the window and kissed it, refusing to let her go until she promised to marry him. She wouldn't promise so Twm drew his dagger, drew blood on her wrist and threatened to sever her hand unless she assented to marriage forthwith. She agreed to marry him and she kept her hand. Their marriage followed soon after, despite her father's views and the directness of Twm's courtship methods. The girl was supposedly the widow of the sheriff of Carmarthen. Through this marriage Twm is supposed to have gained respectability, eventually becoming a justice of the peace, sitting in judgement on others, a position he held until his death aged 79.
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An awesome road climb up the side of a hill to the top of the damn, where you can ride along the top on the road. Leads onto a gravel path suitable for gravel/MTB bikes
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The Claerwen dam took 6 years ti complete and was finished in 1952. It was given a late Victorian finsh so that it blended in with the earlier dams in the valley. It's a big one - almost twice the size of the other dams in the Elan valley and the Claerwen reservoir is almost the size of all the other reservoirs in the Elan Valley system combined.
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This attractive RSPB site has a circular footpath adjacent to a river with beautiful rock cascades and old mossy trees. It is also home to the Twm Sion Cati's cave. All worth a look off of the bike.
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Tales about him vary on details, but he is usually said to have been born in or very near to Tregaron, in or around 1530, his mother being one Cati Jones of Tregaron. His father was supposed to be Siôn ap Dafydd ap Madog ap Hywel Moetheu of Porth-y-ffin, also near Tregaron. He was an illegitimate son whose mother named him Thomas. The Welsh-language equivalent of Tom is Twm. It was also common practice in rural Wales for children with common names to be nicknamed after their mothers. Thus he became known as Twm Siôn Cati.
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This is a 4km circular walk, no facilities at this location just a small car park that has a Donation Box to park at. Twm Sion Cati is from folklore, and it said that he hid in this cave. Twm Sion Cati earned a reputation as a sort of Welsh Robin Hood!! Roaming the rugged west and mid part of Wales, robbing from the rich, but somehow forgetting the bit about giving to the poor. It is thought that Twm had some formal education from the tales told, he appears to have developed from a common thief and highway man into quite a crafty and clever conman. Thomas Jones, otherwise known as Twm Sion Cati was born around 1530 at Tregaron. His mother was Catherine known as Cati Jones. Although some stories claim that he was the illegitimate son of the local squire, it is more likely that his father was actually John (Welsh form Sion) son of David ap Madog ap Howel Motheu.
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Twm Siôn Cati's Cave Is Situated within the RSPB Gwenffrwd-dinas Nature Reserve, the cave is reachable by a walk through woodlands, alongside a river bank and a steep climb to the top of Dinas Hill.
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Nant Irfon National Nature Reserve offers a variety of hiking experiences, including at least one designated easy trail. The wider area features a network of paths, with many suitable for easy walks, traversing ancient oak woodlands, open heaths, and river valleys.
Yes, the reserve features easily accessible paths suitable for all skill levels, making it a great destination for families. These trails allow you to explore the diverse landscape, including riparian areas along the River Irfon and ancient woodlands.
Nant Irfon National Nature Reserve generally offers open access throughout the year, which typically means dogs are welcome. However, it's always recommended to keep dogs under control, especially due to the presence of wildlife and potential livestock in surrounding areas.
Yes, there are circular easy walks available. For instance, the Claerwen Dam – Claerwen Dam loop from Claewen Dam is an easy 1.6-mile path offering views around the dam. Another option is the Gwenffrwd-Dinas Nature Reserve – Twm Siôn Cati's Cave loop from RSPB Gwenffrwd-Dinas, a 1.6-mile trail through the nature reserve.
Even on easy hikes, you can encounter some of the reserve's notable natural features. You might explore areas near the River Irfon, which is home to rare plants, or walk through ancient oak woodlands. While some dramatic features like Wolf's Gorge (Wolf's Leap, River Irfon) might require slightly more adventurous exploration, the general landscape offers stunning views and diverse flora.
The reserve is accessible year-round. Late spring is particularly beautiful when the ancient oak woodlands are adorned with swathes of bluebells. Birdwatchers might enjoy spring and summer for diverse avian populations, while autumn offers vibrant foliage. Always be prepared for potentially rough and boggy conditions, especially after rain.
Nant Irfon is a haven for wildlife. In the ancient oak woodlands, you might spot birds like Chiffchaffs, Redstarts, or Pied Flycatchers. Along the River Irfon, Common Sandpipers and Grey Wagtails are often seen. The area is also known for birds of prey such as Red Kites and Buzzards.
The area is highly rated by the komoot community, with an average score of 4.5 stars from over 40 reviews. Hikers often praise the varied terrain, from ancient woodlands to river valleys, and the sense of tranquility found within the reserve's natural beauty.
While not directly on every easy path, the wider area of Nant Irfon allows hikers to discover the stone ruins of Digyff, an ancient farmhouse. Exploring the reserve's diverse landscape often reveals glimpses into its rich history and natural heritage.
Even on easy paths, good, sturdy footwear is recommended. The reserve's terrain can be rough and boggy in places, especially after rain. Layered clothing is advisable to adapt to changing weather conditions, as the Welsh climate can be unpredictable.
While the most dramatic viewpoints might be on more challenging routes, many easy paths offer scenic vistas of the valley and surrounding hills. You can enjoy elevated panoramic views from certain spots, such as the area around the Standing Stones, which is a quick detour off a gravel road.
Easy hikes in the reserve vary in length and duration. For example, the Twm Siôn Cati's Cave – Gwenffrwd-Dinas Nature Reserve loop from St Paulinus' Chruch is 2.1 miles and takes about 1 hour. Shorter routes like the Gwenffrwd-Dinas Nature Reserve – Twm Siôn Cati's Cave loop from RSPB Gwenffrwd-Dinas are 1.6 miles and can be completed in about 45 minutes.


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