VERTCRS["HVD_height",
    VDATUM["Hellenic_Vertical_Datum"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Not known."],
        AREA["Greece - onshore."],
        BBOX[34.88,19.57,41.75,28.3]],
    ID["ESRI",105601]]