You dont
use pokeradar on route 210 to find bagon then evolve him to shelgon then salamence. hope this helps;)
of course the Pokemon league
you find them in the Pokemon league center good luck!
no where
No where
In his lab
Elite Four Drake (Dragon-type user) has a Salamence.
you can't catch a salamence in Pokemon diamond but you can migrate one from a game boy advance game of Pokemon or use an ar and use the catch trainer's Pokemon cheat and find somebody with a salamence then get one
No where but in PEARL you can catch a BAGON route 210 with a pokeradar.
If you're looking for a Salamence in Diamond, unfortunately you aren't going to find one. Bagon, the original form of Salamence, is only found in Pearl and Platinum. You can find Bagon on Route 210 in Diamond/Platinum with the PokeRadar. If you're playing Pearl, you'll have to trade it from either of those games, or from RSE.
You go to Snowpoint and take the boat. Then, in the cave, find Heatran.
you find in The Pokemon League victory road when you explore your way out to the ELITE 4