the items, which are five hundred to a thousand years old, include an axe blade, pestle and fragments of pottery and are thought to have been used by the tupi-guarani during temporary occupation of the island.

it is possible to take boat trips out to the islands with various companies - we list some on this page.

this video by the instituto chico mendes, part of the ministry of the environment, an organization aimed at the preservation of bio-diversity shows cleaning and preservation activities on the islands.