Sootopolis City Gym (The Eighth Gym)
Find team aqua submarine underwater on route 128, and go in seafloor cave. Kyogre flys away. Find a giant White rock. dive, and you find Sootopolis. Go to the cave of origin , fight or catch Kyogre, then in the middle of Sootopolis you cand fight the gym.
Sixth gym is in Fortree City
thnx
Blackthorn City. You have to beat Team Rocket in Golenrod first to go in the gym.
The 6th gym leader in Pokémon Sapphire is found at the Fortree Gym. The name of the gym leader here is Winona.
The fourth gym is in Lavaridge the 6th is in fortree.
In sapphire, the 5th gym leader is your dad, in that city after Oakdale.
You have to Dive and then you can battle the Gym Leader.
Go on to defeat the seventh gym in Mossdeep City, if you did not already catch Kyogre.
The 8th Gym Leader in Pokémon Sapphire can be found in Sootopolis City.
The 6th gym leader is Winona who uses flying types so ice, thunder and rock attacks are recommended
The third gym leader in Pokemon Sapphire is Wattson and he is located in Mauville City.
In the Lavaridge Town gym.
In Lavaridge gym.
There in the gym in mossdeep city by the way the gym leader are actually gym leaders.
You can with AR.