Gyrn Ddu
Good walks are even better shared.
Overview
Gyrn Ddu: A Hidden Gem in Snowdonia
Gyrn Ddu is a modest peak that nonetheless offers spectacular views and a rewarding hike for those willing to roam its rugged slopes. At an elevation of 666 meters, it's classified as a Marilyn, a British term for hills with a prominence of over 150 metres. While it may not compete with the towering majesty of Snowdon, it holds its own with stunning panoramas that will leave you breathless (both from the views and the hike).
Geology
The mountain features fascinating volcanic geology, primarily composed of rhyolitic rocks, revealing a history of fiery activity beneath the surface. Its rocky outcrops and varied geology present both a challenging hike and an enthralling subject for any geology enthusiast. Just remember that Gyrn Ddu isnβt a volcano anymore, so thereβs no need to worry about lava flows unless youβve had too many Welsh cakes!
Routes
The most popular route is the Gyrn Ddu Loop, beginning in the charming village of Gellilydan. The trail takes you through lush valleys, leading to the summit where you can rest at the stone cairn while soaking in the remarkable views. At approximately 7.5 km, this moderate hike typically takes around three hours to complete.
Terrain
Expect rocky paths with occasional boggy sections, especially after rainfall. Wear sturdy boots and be prepared for a bit of a workoutβyour legs will thank you later (or perhaps have a good grumble).
Views
The summit of Gyrn Ddu gifts trekkers with incredible sights. Lucky climbers will see the sprawling Snowdon massif glimmering in the distance and, with clear skies, possibly catch a glimpse of the Isle of Man. The best viewing seasons are spring and early autumn, complementing the stunning natural beauty that surrounds you.
Hazards
A word of caution: be mindful of the ever-changing weather conditions typical of mountain regions. It can shift from sunshine to rain in a blink of an eye, so a waterproof jacket may soon become your best friend. Also, watch your footing on loose rocks; no one wants a surprise slip when you're so close to the top!
Nearby Summits
If youβre feeling adventurous and want to bag a few summits, consider the nearby Moel Meirch and Moel Dyli, both offering captivating views and additional hiking challenges.
Access & Amenities
Access to Gyrn Ddu is straightforward. Park in the small car park at Gellilydan, which might be cramped on busy weekendsβearly birds do get the best spots! If you prefer public transport, miss the nerve-racking decisions of parking by taking the train to Blaenau Ffestiniog followed by a local bus.
To fuel your adventure, pop into one of the quaint village pubs for a Welsh brew before hitting the trails. While facilities are basic, itβs wise to carry your own supplies.
History
The name Gyrn Ddu means 'Black Hill' in Welsh, which perfectly describes its dark rock formations. Historically, the area holds significance with evidence of ancient settlements and mining, a testament to its rich cultural tapestry.
Conclusion
In conclusion, Gyrn Ddu might not be the largest peak in Snowdonia, but it certainly packs a punch with its scenic vistas, geological intrigue, and a sense of adventure for the keen hiker. So lace up those boots, grab your walking poles, and embrace the beauty of this hidden gem!
Happy hiking! Remember to breathe, enjoy the views, and take plenty of pictures; after all, they say a picture's worth a thousand words!
Explore routes near Gyrn Ddu
Public walks starting within 80 km of this hill. Nearby does not mean a route reaches the summit; check its map and access before setting out.
Yr Eifl and the Gyrns guided mountain walk
View route
Beddgelert Forest: Llyn Llywelyn Woodland Circuit
View route
Beddgelert Forest: Derwen Circuit and Llyn Llywelyn
View route
Snowdon Pyg Track returning by Miner's Track
View route
Route planning notes
These notes describe possible approaches, not verified navigable routes or permission to cross land. Check current paths, local access rules and conditions before setting out.
Gyrn Ddu Loop
A circular route starting from the nearby village of Gellilydan, taking you through lush valleys and up to the summit with panoramic views.
Make a day of it, together
Find someone to share the walk with, or organise a day out along a route you like.
Photo Gallery
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SH4046 : The summits of the Gurns from Yr Eifl
Eric Jones
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SH4046 : Ruin, Gyrn ddu
Chris Andrews
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SH4046 : Looking south west from Gyrn Ddu
David Medcalf
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SH4046 : On the summit rocks of Gyrn Ddu
David Medcalf
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SH4046 : Summit Cairn, Gyrn Ddu
Chris Andrews
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SH4046 : Gyrn Ddu
Charles Leventon
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SH4046 : Gyrn Ddu Rocky Summit
Rude Health
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SH4046 : Gyrn Goch and Gyrn Ddu with Bwlch Mawr behind
David White
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SH4046 : The summit cone of Gyrn Ddu
David Medcalf
Hill facts and local notes
Classifications
Elevation
522m
1,713 ft
Prominence
386m
Coordinates
52.9945, -4.3837
SH401467
OS Map
115 123
Explorer: 254
At the Summit
At the summit, you'll find a small stone cairn marking the top, offering a great spot for a well-deserved rest and a photo opportunity.
Terrain & Geology
Gyrn Ddu consists primarily of volcanic rock, specifically rhyolitic intrusions that give the summit a rugged terrain. The area is rich in geological history, showcasing the remnants of intense volcanic activity.
Views & Scenery
From the summit, you can admire views of the Snowdon massif, the northern coast of Wales, and, on clear days, even the Isle of Man.
History & Heritage
Name Origin
Gyrn Ddu translates to 'Black Hill' in Welsh, aptly named considering its dark volcanic rock.
Historical Significance
The area is rich in both archaeological and historical significance, with evidence of ancient settlements and mining in the vicinity.
Getting There & Facilities
Check current local access restrictions, parking rules and transport timetables before travelling. These notes do not confirm public access to the summit.
Parking
There is a small car park in Gellilydan, just a short walk from the trailhead. It can fill up quickly on weekends, so arrive early.
Public Transport
The nearest train station is in Blaenau Ffestiniog, from which you can take a local bus to Gellilydan.
Nearby Facilities
Nearby facilities include a couple of quaint pubs in Gellilydan and basic amenities such as toilets, though it's advisable to stock up on food and water before heading out.
Safety Information
Known Hazards
- Be cautious of sudden weather changes, as conditions can shift rapidly in mountain areas. Watch out for loose rocks on steep sections.
General Safety Tips
- Check weather conditions before setting out
- Carry appropriate clothing and equipment
- Let someone know your planned route
- Take a map, compass, and GPS device
- Carry emergency supplies: food, water, first aid kit, torch
Hills
Some common questions about the hills answered
Are there group walks up Gyrn Ddu?
Many walkers use Walkmates to join or organise walks with others. You can check for group walks around Gyrn Ddu through the maps
Are there other walkers around Gyrn Ddu?
Activity varies by location and time, but Walkmates lets you see whether others have shared walks or shown interest in this area. Find other people through the walking friends search walking friends for Gyrn Ddu search or of course create your own walk for Gyrn Ddu
Can I organise a walk to Gyrn Ddu?
Yes. If there arenβt any walks listed already, you can create a walk and make it available for others to join.
If you're signed up to Walkmates, you can create a walk to Gyrn Ddu.
How do I find a walk up this hill?
There are often multiple ways to walk this hill, depending on experience and route preference. Walkmates helps you explore walks and routes that others have shared.
Can I suggest a new route up Gyrn Ddu?
Yes. You can suggest or create routes to share with others. Walkmates focuses on the social side of walking, so routes are used to help people organise walks and explore areas together, rather than as detailed navigation tools or route libraries.
Other uses really appreciate knowledgeable walkers sharing their routes. Share your favourite route to Gyrn Ddu here
The is an error or something incorrect about this hill. How do I let you know?
We always strive to keep the information on Walkmates as accurate as possible. If you find an error, please let us know through the contact form and we'll aim to correct it as quickly as possible
Community Discussion
Comments
Location
Grid reference: SH401467
View on OpenStreetMapOpens a map in a new tab, centred on the hill.
Hills within 30 km
Straight-line distance, not a walking route or confirmation of access.
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