Its in viridian city
it is right above the place where the 2nd gym is.
The key to the gym
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!
Yes, if you get the Gym Badges.
Sabrina's gym in saffron city
there is a key in the Pokemon mansion... you need it to get into the gym... search the Pokemon mansion thoroughly
in fuschia(might be misspelled)city the poison type gym place
I think the gym in fuschia city
viridian city
there isn't one
Vermilion city.