Mafia Island lies off the mainland close to the Rufiji Delta, just a short flight from City of Dar es Salaam, Arusha Town, the Selous Game Reserve or Zanzibar Island. The Mafia Island known as "Indian Ocean Tropical Paradise Island" for beach holidays, water sports, deep sea fishing, and one of the best diving destinations in the world. The water is incredibly crystal clear, the variety of the coral permits an unimaginable quantity and variety of fishes.