Maungakiekie / One Tree Hill is a 182-metre volcanic peak and Tūpuna Maunga in Auckland, New Zealand. It is an important place culturally and archeologically for both Māori and Pākehā. The suburb around the base of the hill is also called One Tree Hill. It is surrounded by the suburbs of Royal Oak to the west, and clockwise, Epsom, Greenlane, Oranga, a…Maungakiekie / One Tree Hill is a 182-metre volcanic peak and Tūpuna Maunga in Auckland, New Zealand. It is an important place culturally and archeologically for both Māori and Pākehā. The suburb around the base of the hill is also called One Tree Hill. It is surrounded by the suburbs of Royal Oak to the west, and clockwise, Epsom, Greenlane, Oranga, and Onehunga. The summit provides views across the Auckland area, and allows visitors to see both of Auckland's harbours.