ref: ce62dca69be6c316f0cd549a498ff04aaeef8d4d 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 end_map_header