Llangadog railway station serves the village of Llangadog near Llandeilo, West Wales.
Trichrug (also referred to as Pen-y-bicws) is a hill four miles east of Llandeilo and 3 miles south of Llangadog in the county of Carmarthenshire, southwest Wales.
The Beacons Way route from Llangadog to Abergavenny runs along the northern flanks of Tair Carn Uchaf.
The high level route of the Beacons Way from Llangadog to Abergavenny runs over Waun Lefrith whilst the low level route runs along the foot of its northern escarpment.