The Museo Nacional de Arqueología, situated within El Retiro Park, is a museum focused on archaeology and ancient history. It showcases a wide range of archaeological artifacts from different periods, including prehistoric, Roman, and medieval times. Visitors can learn about the ancient civilizations that once inhabited the Iberian Peninsula and explore the museum's extensive collection of archaeological finds. Admission to the museum is free, allowing visitors to delve into the mysteries of the past without any cost.