caption: The image shows an open book with a drawing of a man and a woman on it, set against a black background. The book appears to be from the Mayan calendar, with intricate details and vibrant colors. The man and woman are dressed in traditional Mayan clothing, with the man wearing a feathered headdress and the woman wearing a long, flowing dress. The figures are surrounded by a variety of symbols, including a sun, a moon, and a crescent moon.