The Grand Mosque of the Keraton Ngayogyakarta, also known as Masjid Gede Kauman, is a significant religious site within the grounds of Yogyakarta’s royal palace. Constructed under the reign of Sultan Hamengkubuwono I, it serves as the main place of worship for the Sultan’s family and the local Muslim community. The mosque showcases traditional Javanese-Islamic architecture, with its distinctive joglo-style roof and detailed carvings, embodying the spiritual and cultural heritage of Yogyakarta.