Public domain photos

The image shows a painting of Castles Sinclair and Gurnigo, Caithness, Scotland. It depicts a fort surrounded by water, with a sky in the background. At the bottom of the image, there is text.

The image shows a painting of Castles Sinclair and Gurnigo, Caithness, Scotland. It depicts a fort surrounded by water, with a sky in the background. At the bottom of the image, there is text.Open in library