Sundog - Just like fire rainbows, sundogs appear when sunlight passes through ice crystals in the air. When the sun is fairly low in the sky, the light passes through plate-shaped ice crystals in cirrus clouds. This causes two bright spots to appear on each side of the sun, connected by a halo.
The cathedral in Chartres, France is one of the largest in the world. From Taking the Cross: They had both walked the maze in the cathedral of Chartres as many others did, in lieu of making actual pilgrimage to the Holy Land. His father had spoken kindly to him, saying Deu looks at the heart. “If never you make journey to Outremer, to the Holy Land in the natural, Andreas, have sojourn there in your heart and that is enough for him.”