Cirebon is a port city in northern West Java, Indonesia. At its center are 2 historic palaces: the 16th-century Keraton Kasepuhan, home of the Sultan of Kasepuhan, and the 17th-century Keraton Kanoman. Between them lies the 15th-century Masjid Agung Sang Cipta Rasa Kasepuhan (Great Mosque of Cirebon). Taman Sari Gua Sunyaragi (Sunyaragi Cave) is an 18th-century water palace.