first you must of completed all of the gyms. fly to sunyshore city then go to the girl on the beach talk to her and she will give you the move waterfall. Next surf across the water and keep on going straight ahead till you reach the waterfall. use waterfall up to the island then you must complete the cave once you have completed the cave go in the water and surf again straight ahead till you reach the waterfall go up it the you will be at he Pokemon league. then when you have finished the Pokemon league go to how to go to the fight area for how to get to the fight area.
back to the Pokemon league
Go to the Pokemon league.
go to the bottom of the waterfall at the Pokemon league.
go to the Pokemon league north of sunyshore
Go to the pokemon league and go in the enterance
Go to sunyshore city, then go up in the water (make sure you got surf and waterfall) to swim and to go up the waterfall to The Pokemon League then you will reach a Pokemon league cave past it and then go to the Pokemon league heal your Pokemon and fight
surf around the pokemon league
in the Pokemon league. Yes, it is but you have to go through a cave to get to it. Look on your map.
to the Pokemon league.
go to the Pokemon league
go to the Pokemon league
You can't really go further then that. The pokemon league contains the toughest trainers in pokemon platinum.
first beat the elite4 then go to Pokemon league
Go to the Pokemon league
u go to the place
back to the Pokemon league
Go to the Pokemon league.