Each year more than 30,000 people visit Tiritiri Matangi, an island sanctuary in the Hauraki Gulf. Previously farmed, Tiritiri Matangi has been replanted with almost 300,000 native trees, and is home to rare birds including takahē, stitchbirds and kōkako. Archival audio sourced from Radio New Zealand Sound Archives, http://www.soundarchives.co.nz/. Sound files may not be reused without permission from Radio New Zealand Sound Archives (Reference number T7700).