ref: b3364f9f8819a87f562ca612199aaa0d4da7fcee
dir: /data/maps/headers/Route23.asm/
map_header Route23, ROUTE_23, PLATEAU, NORTH | SOUTH connection north, IndigoPlateau, INDIGO_PLATEAU, 0 connection south, Route22, ROUTE_22, 0 ; unused end_map_header