 The state exhibits notable diversity in ethnicity, culture, and language. The head of state is the Governor, also known as Yang di-Pertua Negeri, while the head of government is the Chief Minister. The government system is closely modelled on the Westminster parliamentary system and has the earliest state legislature system in Malaysia. The state is divided into administrative divisions and districts. English and Malay are the only two official languages of the state; there is no official religion. Sarawak State Museum is the oldest museum in Borneo. The state is known for its traditional musical instrument, the sapeh. The Rainforest World Music Festival (RWMF) is one of the premier music events in Malaysia. Sarawak is the only state in Malaysia to celebrate the Gawai Dayak festival.
