Holiday cottages Pembrokeshire – Treffynnon is a traditional, stone-built, mountain farmhouse with stunning views over Newport Bay, Dinas Island and Morfa Head, making it one of the most sought-after holiday cottages in Wales. The Pembrokeshire holiday cottage sits above the picturesque town of Newport, on the north-western slopes of Carn Ingli (Angel Mountain) in the Preseli Hills on the Pembrokeshire coast.