ref: 5ebae4747b49d7067cc75919a2b0983fae6a88d7 dir: /data/maps/headers/Route15.asm/
map_header Route15, ROUTE_15, OVERWORLD, WEST | EAST connection west, FuchsiaCity, FUCHSIA_CITY, -4 connection east, Route14, ROUTE_14, -18 end_map_header