I have often looked across the Pentland Firth from Orkney, from where it is possible to see mountains ranged across far north of mainland Scotland. I have less often looked the other way.

Low winter sunshine highlights the prints left by a flock of Oystercatchers on a beach in Sutherland, Scotland.

A visit to the Neolithic chambered cairn on the summit of Ronas Hill, the highest ground in Shetland.

A busy morning with field trips to both Old Scatness and Jarlshof, both near to Sumburgh Head at the far south of Mainland, Shetland.

A quick visit to the Staneydale Temple, a unique site in the west Mainland of Shetland.

This afternoon I joined a field trip to the Broch of Mousa, sited on an island a short boat journey from the east coast of Mainland, Shetland.

A field trip to visit one of the key archaeological sites in Shetland, the Neolithic axe quarries near North Roe.

Visiting Shetland’s spectacular coastline and an ancient monument.

As I visited diverse locations across Mainland Orkney, I collected three-dimensional models of a series of distinctive textures.

An afternoon walk on Marwick Head revealed panoramic reviews of the north coastline of mainland Scotland.

An evening visit to the coastline at Yesnaby, on the west coast of the Mainland, Orkney, Scotland.

Crossing the Pentland Firth from Scrabster to Stromness aboard the MV Hamnavoe.

Photography and photogrammetry at Corrimony, a Clava Cairn near Inverness, Scotland

Visiting the Clava Cairns near Inverness, Scotland, and reflecting upon research here in the 1990s.

Visiting the Grey Cairns of Camster, Caithness, Scotland.

In temperatures over thirty degree centigrade, I had an opportunity to call in at the impressive and atmospheric burial chambers at Dyffryn Ardudwy, north Wales.

Today I visited Wordsworth House in Cockermouth, the venue for a major exhibition featuring artefacts from an excavation I co-directed in 2018.

Heavy frost adds another dimension to the cup and ring markings at Achnabreck, Argyll, Scotland.

Snowfall overnight has transforming the landscape and monuments of Kilmartin Glen, Argyll, Scotland.

An afternoon walk on the hills above Achiltibuie, northwest Scotland, included spectacular views and atmospheric optical effects.

This afternoon, the low winter sun cast a subtle circular halo in the sky above Balnakei in the far northwest of Scotland.

This afternoon, I viewed a distinctive mirage across the surface of the sea near the town of Ardrossan on the west coast of Scotland.

Reflecting upon natural monuments in Argyll

Dynamic views and changing sunlight across the Sound of Jura, Argyll, Scotland.

The final day of the excavation. We complete the digging and recording, reflect upon possible interpretations of this unusual site.