If you are talking about the Pokemon Tower, then first, you need the Silph Scope, which you can obtain by beating Giovanni in the Rocket Hideout at Celadon City, in the Game Corner.
save mr.fuji from Pokemon tower top floor and get the poke flute
On top of mt ember.
The direct corner is located on the top floor of a Pokemon center to the far right. This can be used for trading and battling with another Game Boy Advance as long as you have a GBA link cable.
The top of Lavender Town's tower
hallowed tower top floor
in a pokeball on the top floor of celadon mansion.
save mr.fuji from Pokemon tower top floor and get the poke flute
Victory Road, Floor 2, top right corner.
IN SILTH CO: at top floor IN GAMBLING BASEMENT: at bottem floor IN VIRIDIAN GYM: at end of hallway
u press a certain arrange of mewtwo buttons ok that should help
Enter back door of Celedon Mansion. On top floor Eevee is on a table. I don't think there is a way to evolve it into an Espeon.
You must defeat Giovanni, the boss, on the top floor and any grunts blocking the way to him.
top of Pokemon tower
At the top of Pokemon tower.
The Pokemon Mansion is in the top right corner of Cinnabar.
On top of mt ember.
Haden is a trainer that will trade lickitung to you he is in a big building west of fuchsia city look on the top floor give him a golduck to get his lickitung.