Stained Glass at Kraton - Sultan Hamengkubuwono's palace, better known as Yogyakarta Kraton. Yogyakarta Palace is the center of Javanese culture - a kind of living museum and not just a place for the sultan and his family to live. The palace also is the focus of cultural development in Java. Visitors can see how Javanese culture continues to thrive and be preserved. Yogyakarta Palace was built by Prince Mangkubumi in 1755 and most areas are open to the public.