caption: The image shows a painting of an old man with a long beard, believed to be St. John the Baptist, painted on a wall. He is wearing a white robe and has a halo of light around his head. His facial features are detailed and his eyes are closed, giving him a peaceful and serene expression. His beard is full and thick, and his hands are clasped in front of him. The painting is done in a traditional Byzantine style, with vibrant colors and intricate brushstrokes.