Another great option for a rainy afternoon in Plaza de España Madrid is to explore the Museo del Prado. This world-renowned art museum houses an extensive collection of European art, including masterpieces by artists such as Velázquez, Goya, and El Greco. Wander through the museum's galleries and admire the stunning paintings, sculptures, and decorative arts. The Museo del Prado also offers guided tours and audio guides to enhance your visit and provide a deeper understanding of the artworks on display.