ref: 2b54583c8be4aa28f4c6a70c65baeb2e3c84fdfc dir: /data/maps/headers/Route17.asm/
map_header Route17, ROUTE_17, OVERWORLD, NORTH | SOUTH connection north, Route16, ROUTE_16, 0 connection south, Route18, ROUTE_18, 0 end_map_header