Prompt
"Generate a realistic image of a large hydroelectric dam situated on a major river, with a prominent spillway and a series of towers, surrounded by a vast reservoir. The dam should be positioned in a scenic landscape with the river flowing through it, and with nearby hills or mountains in the background. Incorporate a fish ladder and a navigation lock into the design of the dam. The style should be photorealistic, with accurate details and textures. The dam should be identified as the John Day Dam, located on the Columbia River, in the states of Oregon and Washington, USA."
