You have to win all of the other gyms then go right into it and the doors are open
The seventh gym is on Cinnabar island,right down of pallet town.To open the doors you must reach to a certain room of the Pokemon mansion.You get a key and open the seventh gyms doors,and the gym is a fire gym
It is all ready open
you have to distory the door
First you need to awaken rayquaza from the sky pillar on route 131 which stops the fight between kyogre and groudon then the doors of the gym are open to you
In Ruby and Sapphire, you have to fight the respective legendary before the doors open.
Answer the machine QUIZ
to open the doors, you need to find the secret key, it is in the house west of it, it is pretty deep and i think there is a good Tm in there too. Maybe blizzard, idr.You have to go into the burnt out building next to the gym. On one of the floors is the secret key that goes to the front door of the gym.
well there's like these barrel thingies in the middle of the gym and if you press "a" on a random one, a switch will turn off a part of the electric fence. the second switch should be somewhere next to it
if saphire, pwn kyorge and the doors should open. if ruby, pwn groudon and doors should open. if emerald, wake up rayquaza to get him to stop kyorge and groudon from fightin.
No it should not.
You have to beat the other 7 gyms then when u leave 7 gym bill will come out and you will go somewhere blah blah blah do all the stuff go to viridian city there open then the gym uses ground type there