The building and use of observatories allowed the Maya to develop

accurate calendars and advance their understanding of astronomy. By carefully monitoring the movements of celestial bodies such as the sun, moon, and planets, the Maya were able to track the passage of time with great precision. This knowledge was essential for planning agricultural activities, religious ceremonies, and other important events in their society. Additionally, the observatories served as centers for studying the heavens and making astronomical observations, leading to significant advances in the field of astronomy. Overall, the building and use of observatories played a crucial role in the intellectual and scientific achievements of the Maya civilization.