The most south-westerly county
. Home to Britain
's only costal National Park
, the Pembrokeshire coast National Park
. Adjacent counties are to the east Carmarthenshire
, and to the north Cardiganshire
Principal towns include Pembroke, Milford Haven, the county town of Haverfordwest, Fishguard, the seaside resort of Tenby and Britain's smallest city St. Davids.