5.0
(7)
100
riders
8
rides
Gravel biking around Bryn-Crug offers access to diverse landscapes in Gwynedd, Wales. The region features dramatic mountainous terrain, including prominent peaks like Cadair Idris and Tarren Hendre, providing significant elevation gains and expansive views. Unspoiled coastlines, such as Tywyn Beach, and serene lakes like Llyn Cau and Cregennan Lakes, contribute to the scenic appeal. The area's network of forestry tracks, gravel paths, and bridleways makes it suitable for varied gravel biking experiences.
Last updated: May 6, 2026
5.0
(1)
10
riders
51.4km
04:59
960m
960m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.
5.0
(1)
8
riders
48.8km
04:45
930m
930m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.

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5.0
(1)
41
riders
43.7km
03:41
960m
960m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(2)
15
riders
69.5km
05:09
1,490m
1,490m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
10
riders
20.1km
01:57
590m
590m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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If you smile sweetly you don’t have to pay. There are also public toilets just after this.
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First, a somewhat adventurous ride on the single track to the parking lot, which costs £5. The easy loop around the lake is very beautiful and relaxing – the sheep roam freely, but they keep their distance. Dogs must be on a leash, of course, but that's not a problem. Enjoy it – and if you're up for more, go for a longer loop. There are a few tables and benches above the parking lot for your picnic. You won't find any litter baskets, so you'll have to take them with you – which is perfectly fine, as it's a nature reserve. Highly recommended.
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Card payments are accepted. The bridge is open to cyclists and walkers 24/7. There is a slot for the toll in the door outside of operating hours.
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Nant y Moch Reservoir is a significant water reservoir located in the Cambrian Mountains of Wales, specifically in the county of Ceredigion. It was constructed in the late 20th century and is primarily used for water supply. The reservoir is situated near the village of Llanidloes and is part of the larger infrastructure managed by Welsh Water. The area surrounding Nant y Moch Reservoir is known for its natural beauty, featuring rolling hills, moorland, and diverse wildlife. It is a popular destination for outdoor activities such as walking, birdwatching, and fishing. The reservoir itself is also used for recreational purposes, and there are walking trails around its perimeter that offer stunning views of the water and the surrounding landscape. In terms of ecology, the reservoir and its surroundings support various plant and animal species, making it an important area for conservation as well as recreation. The combination of natural beauty and recreational opportunities makes Nant y Moch a valued spot in the Welsh countryside.
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They do take card payments so that’s been an update but it’s not open 24 hrs
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Make sure you have cash for the toll - no card payment here😉
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A lovely track to ride along the estuary. Suitable for any bike
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Great mountain road, rideable on a gravel, comfortable on an MTB
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There are 9 gravel bike trails listed in the Bryn-Crug area on komoot. These routes offer a variety of experiences, from challenging mountain ascents to scenic loops.
The region around Bryn-Crug is characterized by dramatic mountainous terrain, extensive forestry tracks, gravel paths, and bridleways. You'll encounter significant elevation gains, especially on routes like Nant y Moch loop from Machynlleth — Cambrian Mountains, which climbs over 960 meters. Some segments may even require pushing your bike, offering a true off-road experience.
The trails offer access to stunning natural beauty. You might encounter prominent peaks like Penygadair summit, Cadair Idris, and enjoy expansive views from Tarren Hendre Summit. Serene lakes such as Llyn Cau and Cregennan Lakes are also accessible, adding to the scenic appeal.
Yes, many routes in the area feature significant elevation changes. For example, the Mach 1, 2, and 3 Loop involves over 930 meters of ascent, offering expansive mountain and valley views. Another challenging option is the Black Road Gravel Pass – Cregennan Lakes loop from Esgairgeiliog Ceinws, which climbs nearly 1500 meters over its 69 km distance.
The area is highly rated by the komoot community, with an average score of 5.0 stars. Reviewers often praise the diverse landscapes, from rugged mountains to unspoiled coastlines, and the extensive network of forestry tracks and bridleways that provide a true off-road gravel experience.
Yes, several routes are designed as loops, allowing you to start and end in the same location. Examples include the challenging Nant y Moch loop from Machynlleth — Cambrian Mountains and the Machynlleth Clock Tower – Tony the Tiger Trail loop from Machynlleth, which offers varied terrain.
Route durations vary significantly based on distance and elevation. Shorter, more intense routes like the Idris Stores – Corris loop from Esgairgeiliog Ceinws can take around 2 hours, while longer, more challenging rides such as the Mach 1, 2, and 3 Loop might require over 4 hours to complete.
The region's mountainous terrain and coastal proximity mean conditions can vary. Spring and autumn generally offer pleasant temperatures and vibrant scenery, making them ideal. Summer can be great, but be prepared for potentially busier trails. Winter riding is possible but requires appropriate gear for colder, potentially wetter conditions on the exposed tracks and bridleways.
While many routes in the immediate Bryn-Crug area are rated as difficult due to significant elevation and rugged terrain, the broader region of Wales offers more accessible trails. For easier, family-friendly options, you might look for routes along the Mawddach Estuary Trail or sections of the Ystwyth Trail, which feature largely traffic-free, level gravel paths.
Bryn-Crug is a village in Gwynedd, Wales. While local bus services connect some villages, direct public transport access to specific trailheads can be limited. It's advisable to check local bus schedules in advance or consider using a car to reach starting points, especially for routes further into the Cambrian Mountains or Eryri (Snowdonia) National Park.
Parking availability will depend on the specific trailhead. Many routes start from nearby towns like Machynlleth, which typically offers public parking facilities. For more remote trailheads, roadside parking might be an option, but always ensure you park responsibly and legally, respecting local residents and access points.
The extensive network of forestry tracks and bridleways throughout Wales means there are always less-traveled paths to discover. While komoot highlights popular routes, exploring the smaller tracks branching off main trails, particularly in the less frequented parts of the Dyfi Biosphere or the Cambrian Mountains, can reveal unique and quieter gravel biking experiences.


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