In Fortree City.
The fifth gym is in petalburg city
The gym in Petalburg.
In the lavaridge town gym.
you cant
in lavarage town
fortree city
it is a dragon type Pokemon gym
The third gym leader in Pokemon Sapphire is Wattson and he is located in Mauville City.
fire gym in lavaridge
In sapphire, the 5th gym leader is your dad, in that city after Oakdale.
the seventh gym in pokemon sapphire is in mossdeep city.
it is in petalburg near the Pokemon gym
petalburg
In the gym.
You can with AR.
The fifth gym is in petalburg city
In the lavaridge town gym.