Pen Allt-mawr, Mountain summit in Powys, United Kingdom
Pen Allt-mawr is a mountain in the Black Mountains of Wales that rises to 720 meters. The slopes feature sedimentary rock formations and well-established hiking trails for visitors to follow.
The summit area contains Bronze Age cairns and a large shelter cairn that show early human settlement in this region of Wales. These structures demonstrate long-standing use of the mountain by local populations.
The mountain serves as part of the Brecon Beacons National Park, drawing hikers, photographers, and nature enthusiasts who document the Welsh landscape.
The hiking route starts from Crickhowell and covers approximately 8 miles round trip to the summit. Visitors should wear proper hiking boots and dress in layers for changing mountain weather.
The mountain is composed of Late Devonian Quartz Conglomerate, making it geologically distinct from neighboring peaks in the Black Mountains range. This unusual rock type fascinates visitors interested in geology.
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