The sun was descending to the peaks in the west.
The sun descended to the 'land of the dead'.
She looked over to the mountains where the sun had just descended behind the rugged peaks.
The sun descended beyond the walls of the garden outside.
They reached the cave just as the sun was descending.
Now the sun was descending, getting in their eyes.
The sun set at that moment and stygian darkness descended.
As the sun descended, the sky began turning different colors of orange and pink.
The sun descended inexorably, and the plants continued to close in.
Although the sun had descended several hours ago, the temperature was still warm.