Ydw Valley and Fron Road Geological Exposures are four separate areas displaying lower Silurian geology. They are a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Cae Gwynfryn is an unimproved grassland that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Caeau Capel Hendre is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Caeau Nantsais are two fields next to a that are a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Coed Llandyfan is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales. It is an ancient semi-natural broadleaved wood near the small village of Llandyfan, and is 6.7 hectares in extent.
Coedydd y Garn is an outcrop of limestone that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Cors Farlais is a col that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Cwar Glas Quarry and Sawdde Gorge is a quarry that is an important source of geological stratigraphy and of fossils that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Crychan Forest Tracks is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales. It was chosen as a special stage in the British Rally from 2006 to 2008.
Cwm Crymlyn Road Section is an exposed area of Tremadoc rocks that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Dinefwr Estate is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales. Much of the site is a deer park with veteran trees.
Ffair Fach Railway Cutting and River Section is a cut in Wales that exposes the geology and fossils of the region. It is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Maesyprior is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales. A system of glacial meltwater channels preserved at this site contains important geological evidence concerning the nature of late Pleistocene geomorphological processes in west Wales.
Meidrim Road Section is a road cut that shows the geology of the Llanvirn-Caradoc age. It is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Mylett Road Section is a road cut that shows the geology of the Mydrim Shales. It is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Pont y Fenni Quarry and Road Cutting is an area that displays a wide array of fossils that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Rhos Dolau-Bran is a part of the valley of the Brân River that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Waun-Ddu is a part of the Mynydd Bach that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Whitehill Down is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.
Ynys Uchaf is a section of floodplain of the River Gwendraeth that is a Site of Special Scientific Interest in Carmarthen & Dinefwr, Wales.