page_title: Hay Bluff
hierarchical_section_title: Hay Bluff
caption_attribution_description: English: Hay Bluff. Black Mountains Hay-on-Wye.
context_page_description: Hay Bluff is a prominent hill at the northern tip of the Black Mountains, an extensive upland massif which straddles the border between south-east Wales and England. The mountain sits at the point where the main northeast-facing escarpment of the Black Mountains meets the northwest facing escarpment, the next peak to the west being Twmpa. The flat summit of Hay Bluff which is marked by a triangulation pillar at a height of 677 metres overlooks the middle Wye Valley and the book town of Hay-on-Wye.
  The hill is largely within the Welsh county of Powys though parts of its eastern flanks lie within the English county of Herefordshire.
context_section_description: Hay Bluff (Welsh: Penybegwn) is a prominent hill at the northern tip of the Black Mountains, an extensive upland massif which straddles the border between south-east Wales and England. The mountain sits at the point where the main northeast-facing escarpment of the Black Mountains meets the northwest facing escarpment, the next peak to the west being Twmpa. The flat summit of Hay Bluff which is marked by a triangulation pillar at a height of 677 metres (2,221 ft) overlooks the middle Wye Valley and the book town of Hay-on-Wye.
  The hill is largely within the Welsh county of Powys though parts of its eastern flanks lie within the English county of Herefordshire.
caption: Hay Bluff viewed from the north
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