Brunei is a small, wealthy nation located on the island of Borneo in Southeast Asia. It is bordered by the South China Sea and surrounded by the Malaysian state of Sarawak. The country is known for its lush rainforests, diverse wildlife, and rich cultural heritage. The capital city, Bandar Seri Begawan, features stunning mosques and traditional architecture, reflecting the nation's Islamic culture. The official language of Brunei is Malay, and the currency used is the Brunei dollar. The country has a high standard of living, supported by its abundant oil and gas reserves. Brunei is a constitutional monarchy, with the Sultan serving as both the head of state and government.