you have to follow where the goons are to find your way to the top and you should be on spear pillar
go to the spear pillar
the top of mt cornet is spear pillar
on top of mt cornet
The one near celstic town
Spear pillar on Mt. Cornet
Dialga is in spear pillar
you have to go to the top of mt. cornet.
At spear pillar, on mt coronet, in both Pearl and Platinum!!! On spear pillar (on top of mount cornet)
This area is located at the very peak of Mt. Cornet
go to spear pillar at the top of mt cornet
if its pearl go through mt cornet ,au revoir
After you get 7 gym badges, he will be at spear pillar.