Gevher Nesibe is a historical medical complex located in Kayseri, Turkey. Built in the 13th century during the Seljuk period, it served as a hospital and medical school, emphasizing the importance of medical education and care in that era. The structure showcases remarkable Seljuk architecture, featuring intricate stone carvings and a beautiful courtyard. Today, Gevher Nesibe is part of the Kayseri Archaeological Museum and stands as a testament to the advanced medical practices of its time. It highlights the contributions of Islamic medicine and the role of hospitals in promoting health and knowledge in the medieval world.