you have to beat the quest monkey maddness before you get there
Makin Attol, Guadacanal, Pelilulu, Tarawal, Iwo Jima, Okinawa
as a volcanic island moves further away from its hot spot it is worn down by the weather.it can also slowly sink.
A large area sunken land shaped like a bowl is called a basin. Basins are formed through geological processes such as subsidence or erosion, creating a depression surrounded by higher terrain. These features can hold water and often have important ecological or geological significance.