Prompt
"Generate an image of a serene and natural scene of the Anacostia River, which is an 8.7-mile-long river located in Washington, D.C. and Maryland, flowing through Kenilworth Park and Aquatic Gardens and Anacostia Park, with lush greenery and possibly recreational activities like kayaking or fishing in the distance, while also hinting at its rich history and environmental challenges; style: realistic landscape photography."