IIAgricultural range to the W of Plas-uchaf Plas-uchaf stands at the top of the narrow Eglwyseg valley, on the minor mountain road to Minera. The long agricultural range stands to the S, set apart from the house.
IIBryntysilio The house stands surroujnded by terraced lawns on a prominent platform overlooking the Horseshoe Falls. The driveway leads off the B5103, some 200m W of the junction with the Horeshoe Pass Road.
IIBwlch-issa Farmhouse Bryn-yr-odyn Lane runs N of Pentre-dwfr on the E side of the valley. Bwlch-issa is part of a small cluster of buildings approximately 750m from the road junction in Pentre-dwfr.
II*Church of St Tysilio The church stands in a very picturesque location set in a walled churchyard above the River Dee and below the road to Rhewl, c3km W of Llangollen.
IICottage at Valle Crucis Abbey The building is set between the abbey ruins and the river, south of the abbey fishponds.
IICymmo Situated on the west side of a lane leading up to Llantysilio Mountain from the N side of the Sun inn in Rhewl, c1km beyond the hamlet.
IIDinbren-isaf The scattered community of Dinbren lies to the N of Llangollen, behind Dinas-bran. The farm lies along a farm road off the road to Eglwyseg. The house stands on a bank facing S, with the farm buildi
IIEglwyseg Bridge Located at the centre of the hamlet of Eglwyseg, carrying the minor road to Llangollen over the River Eglwyseg.
IIFarm Building at Bwlch-issa The large farm building encloses the farmyard on the W, built into the slope of the site.
IILime Kiln above Bryn-goleu The lime kiln is built into the slope of the Cregiau Eglwyseg, approximately 80m above the rebuilt house of Bryn-goleu.
II*Llantysilio Hall The house is set in 4ha of grounds above the River Dee, NW of Llantysilio Church, on the road from Pentrefelin to Rhewl. It is in the historic township of Maes-yr-ychain and is reached by a driveway
IILodge to Llantysilio Hall The lodge stands on the W side of the main drive to the Hall, close to the road from Pentre-felin to Rhewl.
IIMaes-y-llyn Farm Building The building stands against and at right angles to the main Horseshoe Pass road, approximately 170m N of the Pillar of Eliseg.
IIMaesyrychen uchaf The former farmhouse is set parallel to the road from Llantysilio to the A542 N of Valle Crucis, on the W side of the narrow flat valley, formerly known as the Maes-yr-ychain marshes..
IIOld Farmhouse at Ty-brith Ty-brith is located on the E side of Eglwyseg Glen, approximately 900m N of St Mary's Church. The old farmhouse is on a platform site, to the N and at right angles to the present farmhouse.
IIOutbuilding at Bwlch-issa The outbuilding stands opposite and parallel to the house, at the entrance to the farmyard.
IIPen-y-clawdd Farmhouse The farm lies on the road joining the Horseshoe Pass road with the Eglwyseg valley, approximately 150m from the junction with the A542.
IIPentrefelin Bridge, Llangollen Canal Bridge No 48 The bridge spans the Llangollen Canal N of Llangollen and immediately E of Pentrefelin, at the foot of the Horseshoe Pass, carrying the road to the Pentrefelin works which are immediately to W.
IIPentrefelin House The house stands above the canal and River Dee, at the junction of the Horseshoe Pass road with the B5103 Rhewl Road.
IIPentrefelin Tramway Viaduct The viaduct crosses the valley of the River Eglwyseg immediately NE of the junction of the A542 and the B5103 at Pentrefelin.
IPillar of Eliseg The pillar is raised on a tumulus, approximately 50m from the road, and 400m N of Valle Crucis Abbey
IIPlas yn Eglwyseg Eglwyseg hamlet is on the minor road from Llangollen through the Nant Eglwyseg to Minera. The farmhouse stands on a bank overlooking the road junction and bridge at the centre of Eglwyseg.
II*Plas-uchaf The house is set at the head of a narrow valley, on the mountain road to Minera.
IISundial at Llantysilio Hall The sundial, formerly in the walled garden, now stands at the centre of the lawn in front of the W elevation of the house.
IITan-y-graig The farmhouse stands in the Eglwyseg Valley, set back from the road under the shoulder of Craig Arthur of Cregiau Eglwyseg. It is reached by a farm road.
IITelephone Call-box The telephone Call-box stands close to the front of the Old Post Office, close to and NE of the Sun Inn at Rhewl.
IIThe King's Bridge (partly in Llangollen Community) The viaduct carries the road from Pentrefelin to Berwyn over the Llangollen Canal, the River Dee and beneath the Llangollen and Corwen Railway viaduct.
IIThe Old Post Office The building is located beside the road, approximately 50m W of the fork on the N branch of the minor road from Rhewl to Carrog. The telephone kiosk stands close in front of its eastern bay.
IIThe Sun Inn The building stands close to the minor road from Rhewl to Carrog on the left bank of the River Dee, approximately 500m W of Rhewl.
IITramway Bridge at Maes-yr-ychain Maes-yr-uchain Lane connects the Horseshoe Pass Road with the Rhewl Road. The bridge is located approximately 400m from the junction with the A452 Horseshoe Pass road, S of Maes-yr-ychain bach.
IITy Canol Located on the west side of the road that follows the Eglwyseg river to World's End; c5.5km due N of Llangollen.
IITy Craig Canal Bridge The bridge, No 48A in the series, spans the Llangollen Canal approximately 200m E of the Chain Bridge Hotel
IITy'n-y-pistyll Villa The house stands prominently on a steep bank above the Britannia Inn.
IITy-isa The farmhouse lies below the hamlet of Llandinan, and is reached by a farm road off the B5103 from Pentrefelin to Rhewl.
IValle Crucis Abbey The abbey lies in the lower Eglwyseg valley between the main road and the river, approximately 0.9km N of Llangollen.