The Moon Pyramid, also known as the Pyramid of the Moon, is a significant structure located in the ancient city of Teotihuacan, Mexico. It is the second-largest pyramid in the city, built around the 2nd century CE. The pyramid is part of a larger complex that includes the Avenue of the Dead and the Pyramid of the Sun. The Moon Pyramid is approximately 43 meters tall and features a series of terraces. It is believed to have been used for religious ceremonies and may have been dedicated to the goddess of the moon. The structure showcases the architectural skills of the Teotihuacan civilization.