Prompt
"A serene and picturesque aerial view of Mälaren, a large lake located in central Sweden, surrounded by lush green forests and rolling hills, with several islands, including Selaön and Ekerö, visible in the distance, and the cities of Stockholm, Västerås, and Eskilstuna situated along its shores, under a clear blue sky with a few puffy white clouds, with sailboats and ships dotting the calm waters, showcasing the lake's significance for recreational boating, fishing, and as a vital water supply for Stockholm."
