IAmroth Castle At the N side of the unclassified coast road about ½ km E of the village of Amroth. A high wall screens the castle grounds from the road, with an entrance archway at the SW corner. A tree-lined drive
ILlawhaden Castle To the W of Llawhaden Village, standing within a wide dry moat, at the head of a steep slope above the Eastern Cleddau.
ILydstep Palace At N of the A4139 in the centre of Lydstep Village, immediately opposite to Lydstep Tavern.
IManorbier Castle Prominently sited at the S end of Manorbier village.
IMonkton Old Hall On the N side of Church Terrace in Monkton some 60m E of the Priory Church of Saint Nicholas.
INarbeth Castle Situated on a scraped eminence overlooking the valley and river crossing on the southern approaches to the town.
INewport Castle Situated prominently overlooking town. Approached from W via smaller lane named Feidr Felin on O.S. map. Penclawdd is address on electoral roll.
IOld Mortuary Chapel Within St Mary's Churchyard, about 30 m NW of the Church.
IOutbuilding to N. of The Cloister Hall Situated to N of cathedral in walled enclosure on E side of River Alun, approached by unmetalled track from Treasurer's House.
IParish Church of Saint Mary In a prominent position on the N side of Main Street just E of its junction with Northgate Street.
IPaterchurch Tower Situated just within Dockyard wall, some 130m E of Fort Road entry to Royal Naval area.
IPele Tower About 100 m N of St Mary's Church, close to Castle Farm.
IPembroke Castle Situated prominently at the high W end of the ridge on which the old town of Pembroke is built.
IPicton Castle 2 km S of the A40(T) road, in extensive private grounds overlooking the Daugleddau confluence.
ISt James' Church 200 M SW of Manorbier village, on a hill opposite to the Castle.
ISt. Elidyr's Church In the hamlet of Cheriton, 1 km N of Stackpole village.
ISt. Govan's Chapel Below the sea-cliffs, 1 km W of St Govan's Head. Reached by a private road across the army RAC Range East. Access sometimes restricted. Services are still occasionally held in the chapel.
ITenby Town Walls The walls run W along White Lion Street from corner of Upper Frog St, and then S along South Parade and St Florence Parade to the sea.
IThe Bishop's Palace Situated W of the Cathedral on the opposite bank of the River Alun.
IThe Carew Cross In Carew village, in a small roadside enclosure taken from Castle Green opposite the Carew Inn.
IUpton Castle 2 km NE of Cosheston village, reached by a side road N of the unclassified Cosheston to Milton Road which becomes a private road from Upton Lodge. The entrance front of the house faces N.
IUpton Chapel A small chapel in close proximity to Upton Castle. It is reached by a private path from the Castle.
IWhitewell Ruins - structure A At the N side of the A4139 about 1 km E of Lydstep. The ruins are situated at the S of a caravan park behind Whitewell Farm.
IWhitewell Ruins - Structure B At the N side of the A4139 about 1 km E of Lydstep. The ruins are situated at the S of a caravan park behind Whitewell Farm.
IWhitewell Ruins - Structure C At the N side of the A4139 about 1 km E of Lydstep. The ruins are situated at the S of a caravan park behind Whitewell Farm.
IWiston Castle In a prominent position near the centre of Wiston some 200m N of the Church of Saint Mary.