Well, you can catch some rare Pokemon there like Larvitar.At its end you will also get to battle Ash of Kanto.
Lugia
inside mount silver u will find moltrase
in mount silver go up the waterfall rather than the rocks.
moltress
in mount silver
at mount silver but you must beat kanto before going there
u know how u get it u GET A LIFE
In Mount Silver
on mount silver
mount silver
on mount silver
No.