The Gök Medrese, or "Blue Medrese," is a historical educational building located in Sivas, Turkey. Constructed in the 13th century during the Seljuk period, it served as a theological school, emphasizing Islamic studies. The structure is notable for its unique architectural style, featuring intricate stone carvings and a striking blue-tiled dome. Today, the Gök Medrese stands as a significant cultural heritage site, attracting visitors interested in Islamic architecture and history. It reflects the artistic and educational advancements of the Seljuk Empire, showcasing the importance of learning and scholarship in that era.