Pen Allt-mawr
719m (2362ft)
The Black Mountains, The Brecon Beacons, Powys, Wales
The summit of Pen Allt-mawr is marked by an Ordnance Survey Trig Point.
You can find Pen Allt-mawr & all the walks that climb it on these unique free-to-access Interactive Walk Planning Maps: (click/TAP to select)
1:25,000 scale OS Explorer Map (the ones with orange/yellow covers):
1:50,000 scale OS Landranger Map (the ones with pink/magenta covers):
See Pen Allt-mawr and the surrounding tops on our free-to-access 'Google Style' Peak Bagging Maps:
See Pen Allt-mawr and the surrounding tops on our downloadable PDF Peak Bagging Map:
Not familiar with Pen Allt-mawr?
See the location of Pen Allt-mawr and all 3 walks that climb it on an interactive Google Map
Fellow go4awalkers who have already walked, climbed, summited & bagged Pen Allt-mawr
Donovan Suddell walked up Pen Allt-mawr on May 8th, 2023 [from/via/route] Crickhowell [with] Wife [weather] warm but cloudy most of the day
Mark Davidson climbed Pen Allt-mawr on April 10th, 2005 [from/via/route] Walk po153 Pen Cerrig-calch & Waun Fach from Nuadd-fawr [with] Theresa [weather] Dry but rather cloudy - tops were clear though
Sion Britton bagged Pen Allt-mawr on April 11th, 2021 [from/via/route] O O Llanbedr. Horseshoe Route. [with] Solo [weather] Braf/ Cymylog
Mary Norris hiked Pen Allt-mawr on September 27th, 2020 [from/via/route] From Crickhowell via Table Mountain . [with] Betsie and WYWS [weather] Beautiful sunny day, really warm. - Beautiful clear views.
Simon Burgess summited Pen Allt-mawr on August 23rd, 2020 [from/via/route] Pen Cerrig-Calch, Pen Allt Mawr, Pen Twyn Glas [with] Solo [weather] Everything in one day
Dale Tyler conquered Pen Allt-mawr on August 30th, 2017 [from/via/route] 2nd peak on the Waun Fach horseshoe from Cwmdu to Crickhowell [weather] Mostly glorious, two short sharp showers at the beginning of the walk-enough convince me to reproof my jacket! - 19 mile walk followed by a well deserved pint & meal in Crickhowell. Sticky toffee pudding, mmmmm!
Bleddyn Rhys scaled Pen Allt-mawr on June 18th, 2016 [from/via/route] Crug Howel
Glenn Radford walked up Pen Allt-mawr on October 29th, 2015 [from/via/route] walk po105 [with] William [weather] Mist Cloud low AM Clear windy PM
Alan Smith climbed Pen Allt-mawr on July 2nd, 2015 [with] Barry
Christina Lander bagged Pen Allt-mawr on March 10th, 2015 [from/via/route] Pen Carrig-calch - Pen Allt-mawr - Pen Twyn Glas - Mynydd Llysiau - Pen Trumau - Waun Fach - Pen y Gadair Fawr - Pen Twyn Mawr [with] Dick [weather] Beautiful day, warm & sunny
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Not familiar with Pen Allt-mawr?
See the location of Pen Allt-mawr and all 3 walks that climb it on an interactive Google Map
Send us your photographs and pictures on, of, or from Pen Allt-mawr
If you would like to add your walk photographs and pictures featuring views from, on or of Pen Allt-mawr to this page, please send them as email attachments (configured for any computer) along with your name to:
and we shall do our best to publish them.
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Not familiar with Pen Allt-mawr?
See the location of Pen Allt-mawr and all 3 walks that climb it on an interactive Google Map