in Viridian city. the one that was locked.
You have to find the key in the abandoned mansion.
The gym in Viridian is actually the last gym. You'll unlock it after getting all the other badges. You should continue to Pewter through Viridian Forest.
I think the gym in fuschia city
In Pokemon FireRed and LeafGreen you can't open a gym.
The key is in the Pokemon mansion.
in Viridian city. the one that was locked.
You have to find the key in the abandoned mansion.
The gym in Viridian is actually the last gym. You'll unlock it after getting all the other badges. You should continue to Pewter through Viridian Forest.
That is easy. You have to go to the Pokemon mansion and find the key to unlock the gym.
hahahahaha =) and if youre not kiddng fight the gym and the first gym you see is locked leave it alone come back to it when you have 7 badges
Defeat team rocket in the game corner, Pokemon tower and silph co then receive 7 badges.
Use the HM surf and go south from pallet town you will eventually reach cinnibar island the gym is locked though to open it find the key in Pokemon mansion.
The key to the gym
You will need to use the Secret Key which is hidden in the basement of Pokemon Mansion which is located on Cinnibar Island.
The fifth Gym Leader in Pokemon LeafGreen is Koga, the leader of Fuschia City's Gym. He specializes in Poison-type Pokemon and hands out the Soul Badge.
the 5th gym is saffron gym with sabrina!