ref: ce4c2d3d1247b7d90c7cf6d5b64ef486a88b70c7
dir: /data/maps/headers/Route21.asm/
map_header Route21, ROUTE_21, OVERWORLD, NORTH | SOUTH connection north, PalletTown, PALLET_TOWN, 0 connection south, CinnabarIsland, CINNABAR_ISLAND, 0 end_map_header