its actually the 8th gym so you need 7 badges and then it will unlock
You don't until you beat the 7 other gyms. After that fly back to Viridian city and the leader will have returned
the 6th gym is saffron city - enter saffron by obtaining tea from the old lady in celadon and offering it to the guard in the house on route 7. open the gym by defeating team rocket/giovanni in silph co.
You will get the 7th Badge which is the Volcano Badge from Blaine, the Gym Leader of Cinnabar Island however you will need to receive the Key from within the Pokémon Mansion before you can unlock the Gym's locked door.
The 7th gym leader in Pokemon yellow is in Cinnebar Island, which is south of Pallet Town. You need a Pokemon with Surf to get there.
its actually the 8th gym so you need 7 badges and then it will unlock
Defeat team rocket in the game corner, Pokemon tower and silph co then receive 7 badges.
After beating team rocket in every place: Mt moon, Pokemon tower, Game corner, Silph co. Then get 7 badges then you can go in the viridian city gym.
It's in Cinnabar island. It's where you get the key to open the Gym #7
defeat the otheer 7 gyms he is the gym in pewter i think
It is the 8th gym....The last gym so just ignore until you beat the first 7
You need the secret key which is found in Pokemon mansion which is also on cinnibar island.
You must defeat Team Rocket.
First surf down from pallet town then go into Pokemon mansion and get the secret key then go into the 7th gym and beat blaine.
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
Go to Pallet Town and Surf down, and you will get to Cinnibar Island. You need to get the secret key from the pokemon mansion on Cinnibar Island to get into the gym.
You must beat the elite 4!Then you can go to 4,5,6,and 7.