you have to get pakia or dialga first
sunyshore
go to sunyshore city
Between Sunyshore City and Route 223.
The Underground, and Sunyshore City
The Underground or Sunyshore City
To unlock Sunyshore City in Pokémon Pearl and Diamond you have to beat Team Galactic. They can be found at Mt. Coronet.
go to top of mt. coronet battle team galactic capture dialga go go sunyshore tada the man is gone!!!
In sunyshore city. I don't no where in sunyshore.
sunyshore city
You cant
sunyshore city or the underground
The last Gym is in Sunyshore City.