Go to the place where the people are saying that there are wild Pokemon, Professor Oak will come and choose your Pokemon and then get there and at the end of the grasses you will find Virdian City.
go through viridian forest
Viridian city.
Viridian city.
Viridian City gym!!
Viridian City.
viridian city
On the upper left of Viridian City.
Beat the eighth Gym, which is in Viridian City!
viridian Forrest befor pewter city
viridian city
it is to the left of viridian city-where you defeat Gary for the first time
(Pewter city) through Viridian Forest