This rainbow kept stopping us as we walked back to the car along the shore road at Toward this afternoon. It began being visible as a complete arc, but gradually shrank and became brighter, at the same time developing a shadowy double to its right.
My extra photo is of a patient collie dog waiting for its owner, who was chatting to me on the beach track at the Ardyne. "You can't be taking a dog photo!" she exclaimed. "You don't like dogs!".
I do like a good photo-op, though ...