4.6
(5789)
62,469
hikers
29
hikes
Waterfall hiking trails around Llyn Cwellyn are set within Eryri National Park, characterized by a deep glacial lake flanked by the rugged slopes of Mynydd Mawr and the Snowdon massif. The area features dramatic mountain scenery, steep cliffs, and ridges, alongside coniferous forests and woodlands. This diverse terrain offers a range of natural features for hikers to explore.
Last updated: April 25, 2026
4.3
(6)
51
hikers
25.1km
08:56
1,440m
1,440m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
4.6
(5)
54
hikers
7.75km
02:05
90m
90m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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4.0
(6)
47
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4.3
(4)
48
hikers
15.7km
04:46
530m
530m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.5
(2)
37
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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The Llanberis Path is considered the easiest path for climbing Yr Wyddfa (Snowdon), and it's particularly popular for first-timers. It has a very short steep climb in the beginning don't be put off by this, it then has a long, gradual ascent up to the summit, just over 9 miles up and down.
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Depending on fitness levels this route on average takes around 5hrs up and down.
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Great view of the lake and the climb to come , stopped for a quick brew before the ascent up
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The Bwlch Main (south west ridge) is a great way to descend from the summit of Snowdon, particularly on a winter's day. Great views all the way to the Irish Sea
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🥾Bwlch Main (Welsh: “narrow pass”) is the exposed ridge that connects the upper slopes of the Rhyd Ddu Path to the Snowdon summit. A narrow crest with steep drops on either side, making it both dramatic and challenging. The ridge is roughly 500–600m long and feels like a true alpine section compared with the grassy and stony lower parts of the trail. 👥 Quiet & scenic: Unlike the “motorway” feel of the Llanberis Path, Bwlch Main gives a real mountain experience with the thrill of exposure. For experienced hikers seeking an exhilarating experience, it significantly quieter (albeit much easier) than Crib Goch. 👁️🗨️ On a clear day you can see the Nantlle Ridge, Moel Hebog, and across to the sea. Looking north, Llyn Cwellyn and the ridges rolling out towards Anglesey. ⚠️ Dramatic ridgeline section: The path to the top of Snowdon from this ridge includes the Llechog ridge, which provide exposure (drops, narrower path sections) the narrow section gets to only a couple of feet wide. You will need a good head for heights! And some boots with good grips for some looser rock or scree sections. Check the mountain forecast before heading out 🌬️ In high winds, the ridge can feel intimidating and unsafe. 🌧️❄️In ice, snow, or heavy rain, the narrow path and sloping rock become treacherous. 😶🌫️ Cloud / fog can reduce visibility and make it psychologically harder. To sum up: The Bwlch Main ridge is one of Snowdon’s most thrilling features. It adds a real sense of adventure to the Rhyd Ddu Path. On a good day, it’s a highlight: airy, beautiful, and memorable without being a true scramble. But in poor weather, it can turn from exhilarating to dangerous very quickly. For experienced walkers in fair conditions, it’s one of the most rewarding routes to the summit. For those with vertigo or less mountain experience, it may be better admired from afar.
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👥 Quiet & scenic: Compared to many of the more popular Snowdon routes (like Llanberis, Pyg, Miner’s), Rhyd Ddu is significantly quieter. 🥾Variety of terrain: Gravel tracks, grassy slopes, rocky, sometimes boggy/marshy patches in lower or mid-sections, then more exposed terrain and ridge walking near the top. 👁️🗨️ Great views especially towards the Nantlle Ridge and Moel Hebog ⚠️ Dramatic ridgeline section: The path crosses Bwlch Main and includes the Llechog ridge, which provide some exposure (drops, narrower path sections) you will need a good head for heights! And some boots with good grips for some looser rock or scree sections. 💨🌧️ Avoid in wet and/or windy conditions. In my view, descending via the Rhyd Ddu Path is a rewarding experience: quieter, dramatic and varied. It feels more wild than some of the more trodden paths. But it's not “easy” just because it’s less crowded, the exposed parts at the very top can catch you out. I would recommend this route for hikers with some level of experience and a good head for heights.
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There are over 30 waterfall hiking trails around Llyn Cwellyn, catering to various skill levels. You'll find a good mix of easy, moderate, and challenging routes to explore the area's natural beauty.
The terrain around Llyn Cwellyn is incredibly diverse, ranging from gentle lakeside paths and woodland trails to rugged mountain ascents. You can expect to encounter glacial landscapes, dramatic mountain scenery, and sometimes steep, rocky sections, especially on routes leading towards Snowdon's higher slopes.
Yes, there are several options suitable for families. For a less strenuous experience, consider routes that stick to the valley or lakeside. While specific waterfall routes aren't detailed as 'family-friendly' in the data, easier trails like the Dolbadarn Castle – Llanberis Visitor Information Board loop from Llanberis offer accessible paths and interesting sights, which can be a good starting point for exploring the area with children.
Many trails in Eryri National Park are dog-friendly, but it's crucial to keep dogs on a lead, especially near livestock and to protect local wildlife. Always check specific route details for any restrictions. Be mindful that some mountain paths can be challenging for dogs, particularly those with steep or rocky sections.
Beyond the waterfalls themselves, the region boasts stunning natural features. You'll be hiking amidst the dramatic slopes of Mynydd Mawr and the imposing Snowdon massif. Keep an eye out for the deep glacial lake of Llyn Cwellyn, the prominent Llechog cliffs, and the narrow Bwlch Main ridge. The area is also rich in woodlands and offers opportunities to spot Arctic char and otters in the lake.
Yes, many routes in the Llyn Cwellyn area are designed as loops, allowing you to experience diverse scenery without retracing your steps. For instance, the challenging Rhyd Ddu Path to Snowdon – Bwlch Main Ridge loop from Snowdon Ranger offers a comprehensive circular experience of the mountain landscape, which may include seasonal cascades.
The best time to visit for waterfall hiking is typically after periods of rain, which ensures the waterfalls are flowing strongly. Spring and autumn offer vibrant colours and often good water levels, while summer provides warmer weather for hiking, though waterfalls might be less powerful during dry spells. Winter can be beautiful but requires appropriate gear for potentially icy conditions.
The area is highly rated by the komoot community, with an average score of 4.6 stars from over 5,700 reviews. Hikers often praise the dramatic mountain scenery, the tranquility of the glacial lake, and the diverse range of trails that cater to different abilities. The stunning views of Snowdon and the opportunity to explore unique natural features are frequently highlighted.
Absolutely. A moderate option like the Dolbadarn Castle – Llyn Padarn Trail loop from Llanberis, while not explicitly a 'waterfall' route, takes you through woodlands and along a lake, offering pleasant views and potentially smaller cascades depending on rainfall. For more expansive mountain views, the Lake of the Servant's Spring – Bwlch Maesgwm loop from Llanberis provides significant elevation gain and panoramic vistas.
Parking is available at various points around Llyn Cwellyn. A National Trust car park is located to the north of the lake, providing access to footpaths and picnic areas. Additionally, starting points for popular routes like the Snowdon Ranger Path often have dedicated parking facilities. It's always advisable to arrive early, especially during peak season, as spaces can fill up quickly.
Yes, for experienced hikers seeking a challenge, the Llyn Cwellyn area offers several difficult routes with significant elevation gain. The Lake of the Servant's Spring – Llanberis Path loop from Llanberis is a difficult 10.9-mile path featuring substantial ascents and panoramic views of the glacial lake and surrounding peaks, where you might encounter seasonal waterfalls.
Given the varied terrain and unpredictable mountain weather, it's essential to be prepared. Wear sturdy, waterproof hiking boots with good grip, as paths can be wet and slippery near waterfalls. Layered clothing, including waterproof and windproof outer layers, is recommended. Bring plenty of water, snacks, a map or GPS device, and a first-aid kit. Trekking poles can also be helpful on steeper sections.


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