you can find reshiram in the center of unova when you complete the national pokedex
just battle with a Pokemon
you will find beldum in the cave
In the grass area
none
You find him in map 18.
You don't find Reshiram in Pokemon White. You can only get Reshiram in Black.
You can only find Reshiram in Pokemon Black
Reshiram is not in pokemon white, Reshiram is in pokemon black however you can trade Reshiram over to white. Instead of Reshiram you get Zekrom near end game
Reshiram is not in White. You can only find it in Black.
you will find feebas in the water of grass maps in pokemon vortex
you can find reshiram in the center of unova when you complete the national pokedex
you can't find reshiram in a lake unless you cheat using action replay.
You find reshiram at the end of the storyline when you battle N who for the first time uses Zekrom
you can only catch zekrom in pokemon white
Acshoin replay
just battle with a Pokemon