Proper noun
A civil parish and hill (a neolithic site) west of Redruth, Cornwall, England (OS grid ref SW6840).
A hill between Land's End and St Just, Cornwall, the westernmost hill in England (OS grid ref SW3828).
Source: en.wiktionary.orgOfficial status The view from Carn Brea beacon ( Karn Bre main) in Penwith ( Pennwydh main), near Crows-an-Wra ( Krows an Wragh main), looking towards the village of Treave ( Trev main) with Porthcurno ( Porthkornow main) in the distance. Source: Internet