I often think back to my visit to the extraordinary island of Stroma. It was only two and a bit years ago, but the fact that it was such a strange, liminal place, coupled with the day trip passing like a blur, means that my time there feels like it took place in another era. My memories of it – lucid, but as if from a vivid dream – certainly make it feel like it was another world.

I have only my photos to cement the trip in reality, a rooting that is helped whenever others find them.

And that’s what happened the oth...