Ceredigion is a large rural county in West Wales. It has a long coastline of Cardigan Bay to the west and the remote moorland of the Cambrian Mountains in the east, with the mountainous terrain of Plynlimon in the northeast. Ceredigion has a total of 264 Scheduled monuments, which is too many for a single list page. For convenience the list is divided into two, the 163 prehistoric sites and the 101 sites from Roman to modern dates (shown below). Included on this page are 4 Roman military sites, 7 early Medieval sites, all inscribed or carved stones. The 39 high Medieval sites are overwhelmingly defensive settlements: everything from castles, mottes and ringworks to enclosures and deserted house sites. The notable exception is the abbey ruins at Strata Florida. From the post-medieval period