The image depicts a lighthouse with a green light illuminated, standing in a body of water. The lighthouse is tall and slender, with a cylindrical structure that rises above the water. The green light on the lighthouse is the main focus of the image, casting a glow on its surface. The background shows a calm, dark blue water, suggesting a serene and peaceful environment. The sky in the background is also dark, with a gradient of colors from dark to light, indicating either dawn or dusk. The lighthouse appears to be a significant landmark, possibly used for navigation purposes.