Bryn y Castell, Ffestiniog. #HillfortWednesday This small defended hilltop fort was completely excavated from 1979-85 and the rampart and stone buildings in the interior have been partially reconstructed. The site produced remarkable evidence of iron-working Photo: my own this week

Sunset at Cors y Gedol burial chamber for #TombTuesday The smoke from today's wild fires above Harlech drifts down from the hills and out to sea. A strange effect around the sun .

#TombTuesday Cefn Clawdd Ring Cairn. Trawsfynydd. It's in a large bog, with long rocky ridges either side as viewing platforms. When you stand by it, and turn 360, you are encircled by all the mountains of Eryri. A favourite of mine! Photo: my own this week

Standing Stone, E of Llanaber. The field is so steep, it's hard to keep the sea by Barmouth horizontal! Photo: my own this week #StandingStoneSunday

#HillfortsWednesday Castell Llanaber Hillfort walls today, a long hot climb from the coast road. The bracken is heavy this year and starting to obscure the walls. Photo: my own

Standing on Bryn Castell Hillfort looking over the wall. Great view of the Mawddach Estuary. Very windy day! #HillfortWednesday 📷 My own

Cors y Gedol burial chamber looking lovely in April. #TombTuesday photo: my own.