Go to /src/common/mapindex.h: https://rathena.svn....mmon/mapindex.h //Some definitions for the mayor city maps. #define MAP_PRONTERA "prontera" #define MAP_GEFFEN "geffen" #define MAP_MORROC "morocc" #define MAP_ALBERTA "alberta" #define MAP_PAYON "payon" #define MAP_IZLUDE "izlude" #define MAP_ALDEBARAN "aldebaran" #define MAP_LUTIE "xmas" #define MAP_COMODO "comodo" #define MAP_YUNO "yuno" #define MAP_AMATSU "amatsu" #define MAP_GONRYUN "gonryun" #define MAP_UMBALA "umbala" #define MAP_NI