▁the ▁T au po ▁Vol can ic ▁Zone . ▁Mang ak ino ▁is ▁a ▁town ▁too . ▁T au po ▁Vol can ic ▁Zone , ▁Mar oa ▁Vol can ic ▁Center . ▁The ▁Mar oa ▁Cal der a ▁formed ▁in ▁the ▁N ortheast ▁corner ▁of ▁the ▁Wh ak amar u ▁Cal der a . ▁The ▁Wh ak amar u ▁Cal der a ▁partially ▁over laps ▁with ▁the ▁T au po ▁Cal der a ▁on ▁the ▁South . ▁The ▁O ra ke ikor ako , ▁N gat amar iki , ▁Rot ok au a , ▁and ▁W ai ra ke i ▁hydro ther mal ▁areas ▁are ▁located ▁within ▁or ▁adjacent ▁to ▁the ▁Wh ak amar u ▁cal der a . ▁Wh ak amar u ▁is ▁a ▁town ▁too . ▁The ▁oldest ▁vol can ic ▁zone ▁in ▁the ▁North ▁Island ▁is ▁the ▁North land ▁Region , ▁then ▁the ▁Cor om and el ▁Vol can ic ▁Zone ▁( CV Z ), ▁then ▁the ▁Mang ak ino ▁cal der a ▁complex ▁and ▁the ▁Kap eng a ▁Cal der a ▁and ▁then ▁the ▁rest ▁of ▁the ▁T au po ▁Vol can ic ▁Zone ▁( TV Z ). ▁Sant or ini , ▁South ▁A ege an ▁Vol can ic ▁Arc . ▁The ▁southern ▁A ege an ▁is ▁one ▁of ▁the ▁most ▁rapidly ▁de form ing ▁regions ▁of ▁the ▁H imal ay an - Al pine ▁mountain ▁bel t ▁( Al p ide ▁bel t ). ▁The ▁tw in ▁vol cano es ▁of ▁N ind ir í ▁and ▁Mas aya