Between Eterna City and Celestic Town.
Look for the caves and go in them.
mt. coronet
mt coronet
mt. coronet
you get giratina
Mt coronet is only in diamond or pearl or platinum not in firered.
Mt. Coronet
Through Mt. Coronet
You get it in Mt coronet
in mt coronet
Mt Coronet.
Mt. Coronet
Magneton and Nosepass