You can't go to Celadon city in Pokemon Pearl.
Its from an earlier region.
Gary does not appear in Celadon City.
In the bottom floor of the Celadon Mansion.
Obviously it's in Celadon City.
Celadon city
Celadon City
No, there is not a PC in the Celadon Gym. However, there is a PC in the Pokemon Center in the farthest north-east corner of Celadon City.
Pokemon mart in Celadon City
Because there's water in celadon city if you use fishing rods in the water you can actually find pokemon!
Its on the Route west of Celadon city and east of Vermilion city.
celadon city
its in celadon city
This is a very large store that is placed in celadon city.