In the middle of the continent.
If you're playing Diamond, the Pokemon in Mt. Coronet should be Dialga. You have to get the 7th badge before you are able to get to the top of Mt. Coronet where Dialga is though.
There is a map of Mt. Coronet in the Sinnoh region.
Mt coronet is only in diamond or pearl or platinum not in firered.
in Pokemon diamond
In Mt. Coronet.
mt. coronet
mt coronet
mt. coronet
mt coronet
No.
you get giratina
either at eterna city or harthome are two ways to get into mt. coronet