Stock Photo: Wales, Pembrokeshire/ Sir Benfro, St Govan's. The Green Bridge of Wales, a spectacular natural arch at St Govans Headland on the Pembrokeshire coast.

Stock Photo: 4282-5827 Wales, Pembrokeshire/ Sir Benfro, St Govan's. The Green Bridge of Wales, a spectacular natural arch at St Govans Headland on the Pembrokeshire coast.