The legislation specified that the land be held in trust "for the common benefit of Ngā Mana Whenua o Tāmaki Makaurau and the other people of Auckland". The Tūpuna Maunga o Tāmaki Makaurau Authority or Tūpuna Maunga Authority (TMA) is the co-governance organisation established to administer the 14 Tūpuna Maunga. Auckland Council manages the Tūpuna Maunga under the direction of the TMA. See also Coastal fortifications of New Zealand References Volcanoes of Auckland: A Field Guide. Hayward, B.W.; Auckland University Press, 2019, 335 pp. . External links Auckland volcanic field Buildings and structures in Auckland Heritage New Zealand Category 1 historic places in the Auckland Region Headlands of the Auckland Region Military history of New Zealand New Zealand Army Royal New Zealand Navy Tourist attractions in Auckland North Shore, New Zealand Forts in New Zealand Coastal artillery Lookouts in Auckland Waitematā Harbour