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Carreg yr Ogof & Bannau Sir Gaer from Llanddeusant
Introduction to Walk 3555

Photo from the walk - Carreg yr Ogof & Bannau Sir Gaer from Llanddeusant

Nat Park - Brecon Beacons

County/Area - Carmarthenshire

Author - Lou Johnson

Length - 6.7 miles / 10.9 km

Ascent - 1800 feet / 545 metres

Time - 5 hours 10 minutes

Grade - moderate

A Brecons Beacons walk from Llanddeusant to the summits of Carreg yr Ogof and Bannu Sir Gaer. The route includes contrasing limestone and sandstone scenery, a beauful lake (Llyn y Fan Fach) and some excellent views of this fine National Park. For part of the route, you will follow the Beacons Way. A GPS File is available for download (see walk description). A route profile is also provided.


Maps Ordnance Survey Logo Anquet Maps Logo

Ordnance Survey Explorer OL12Sheet Map1:25kBUY
Anquet OS Explorer OL12Digital Map1:25kBUY
Ordnance Survey Landranger 160Sheet Map1:50kBUY
Anquet OS Landranger 160Digital Map1:50kBUY

It is recommended you take a map. The preferred scale is 1:25k.

Digital Maps - For more information on digital maps go to Anquet Maps. Digital maps, including Ordnance Survey, Harvey Superwalker and British Mountain Maps, are available for your PC, Mac, iPhone, iPad, Android tablet and phone.

Walks from the same start

Walk 1672
Llyn-y-Fan-Fawr, Mynydd Ddu from Llanddeusant
Grade - mod/hard
Length - 12.0 miles / 19.5 km

Other walks nearby

Walk 3559
1.4 miles / 2.3 km away
Picws Du & Llyn y Fan Fach from near Llanddeusant
Grade - moderate
Length - 5.3 miles / 8.6 km
Walk 3563
5.1 miles / 8.1 km away
Fan Brycheiniog and Picws Du
Grade - moderate
Length - 7.1 miles / 11.5 km
Walk 2645
7.6 miles / 12.2 km away
Fan Gyhirych & Fan Bwlch Chwyth, Fforest Fawr
Grade - moderate
Length - 8.0 miles / 13 km
Walk 2646
7.6 miles / 12.2 km away
Fan Nedd & Fan Bwlch Chwyth, Fforest Fawr
Grade - moderate
Length - 7.0 miles / 11.4 km
Walk 2647
7.6 miles / 12.2 km away
Fan Gyhirych, Fan Nedd & Fan Bwlch Chwyth
Grade - moderate
Length - 10.0 miles / 16.3 km
Walk 2643
10.0 miles / 16.0 km away
Fan Frynych & Fan Llia, Fforest Fawr
Grade - moderate
Length - 8.0 miles / 13 km
Walk 3205
12.1 miles / 19.4 km away
Carnau Gwynion from Ystradfellte
Grade - easy
Length - 4.0 miles / 6.5 km
Walk 3206
12.1 miles / 19.4 km away
Waterfalls Walk from near Ystradfellte
Grade - moderate
Length - 9.2 miles / 15 km
Walk 2641
12.3 miles / 19.6 km away
Fan Fawr & Fan Frynych, Fforest Fawr
Grade - moderate
Length - 6.5 miles / 10.6 km
Walk 2648
12.9 miles / 20.6 km away
The Black Mountain, Brecon Beacons
Grade - moderate
Length - 8.0 miles / 13 km

Note : The distances quoted to other walks in the vicinity are measured in a straight line. The distance by road may be further.

Recommended Reading

Walking on the Brecon Beacons

Walking on the Brecon Beacons45 circular day walks are described in this guidebook to the Brecon Beacons National Park. From west to east, Mynydd Du, Fforest Fawr, the Brecon Beacons and the Black Mountains these mountain and valley routes offer many options, highlighting the natural features. The walks described explore dramatic waterfalls, wooded gorges and upland valleys.
More information

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