Talk to the elder in one of the houses and then battle the Galactic Grunt in front of the cave.
in pokemon diamond you go to the back of the cave click on the etchings then the old lady comes up and talks to u then thats it
you need to get surf in celestic city
because hes blocking the way out to celestic town
you can only get celebi by event or by trading. there currently isn't an event.
Beat the elite 4 and give the ruby and sapphire to the guy on island 1
you use your dowsing maching in front of the hotel not on the beach other side
Get A Pokemon That Can Use DeFog,and navigate your way celestic town.
in the celestic tow cave in the center of the town
She is by the cave
You can't!
Cynthias grandmother lives in the largest house in celestic town right above the cave.
some say you can catch dialga in the celestic cave, that's how i got him.
Just some pictures of Dialga and Palkia.
it simbolizes the three lake Pokemon
beat them
so you can suck it
In the cave or in one of the houses.
I beat the whole game and I couldn't.
Nothing yet.................. Nothing yet..................