ref: 7b5bcbc024b1a94de240c813cf2f25bbc2d4a505 dir: /data/maps/headers/Route18.asm/
map_header Route18, ROUTE_18, OVERWORLD, NORTH | EAST connection north, Route17, ROUTE_17, 0 connection east, FuchsiaCity, FUCHSIA_CITY, -4 end_map_header