The Mentawai Islands are an archipelago located off the western coast of Sumatra, Indonesia. Comprising about 70 islands, the largest ones are Sipora, North Pagai, and South Pagai. The islands are known for their rich biodiversity, lush rainforests, and unique wildlife, making them a popular destination for eco-tourism and surfing. The indigenous people of the Mentawai Islands, known as the Mentawaians, have a distinct culture and traditional way of life. They are known for their intricate tattoos and communal living. The Mentawaians rely on agriculture, hunting, and fishing for sustenance, maintaining their customs despite modern influences.