On route 212 (Hearthome city). Keep going down. you can't miss it! :D
in the mansion by hearthome city
In the trophy garden or on the top of celadon mansion.
route 212 in the mansion
you can get an eevee sometimes in the trophy garden in the back of the mansion below Hearthome. the owner of the mansion will ask you two quetions, anwer yes to both and he will tell you what Pokemon he saw out in his trophy garden. :)
Go to the Pokemon mansion and he will be in the trophy garden.
its in the mansion to the south of heart home
Go to the trophy garden in the pokemon mansion
The Trophy Garden in Pokemon Diamond is located behind the Pokemon Mansion on Route 212. Many rare Pokemon may be encountered and caught only in the Trophy Garden.
On route 212 near Pastoria City I think...
one certain days in the trophy garden of that guys mansion
you go to the trophy garden behind the Pokemon mansion.
battle and win them