ref: 30ecbf6ea3a6cd2afc9191b2b7c49ca70e7e3777 dir: /data/maps/headers/Route3.asm/
map_header Route3, ROUTE_3, OVERWORLD, NORTH | WEST connection north, Route4, ROUTE_4, 25 connection west, PewterCity, PEWTER_CITY, -4 end_map_header