Prompt
"Generate a realistic image of a large concrete gravity dam in a mountainous region, with a reservoir and surrounded by natural landscape. The dam should be approximately 183 meters high and 1,050 meters long, with a flat top and a series of spillways on one side. In the background, a large lake (Shasta Lake) should be visible, with a few boats or ships on the water. The image should be in a daytime setting with clear skies, and should convey a sense of grandeur and engineering achievement. Style: Photorealistic."