You have to go to go to the other cities.
In Pokémon HeartGold, you can gain entry into Cerulean Cave once you've defeated Blue.
You can only get pokemon if you have a diamond, pearl, heartgold, or soulsilver game. Otherwise you have to use a rental pass.
The copycat gives you a pass, for the Magnet train (Saffron City to Goldenrod City).
Members pass event if you dont have it then you won't get in
I didn't know you could
You have to have stradegey.
Search it on youtube
pass violet city (samneeds to update first!)
pass the missions
you can ride the magnet train
With skill, luck and knowledge. Alternately, you can use a walkthrough.
You can't
Defeat the Mahagony Gym.
you have to take the stairs all the way to her instead of the elevator
Goldenrod City or Lavender Town after fixing the Power Plant.
you must be talkin about Pokemon soulSilver or heartGold. no there is not a pass to go to hoenn. hoenn is not in the game. sorry -RR14
you can't atm because sam the 'coder' is making the continue of the story =D!!