There is no tower, not even a glitch tower, in Pewter City.
You have to receive the Rainbow Wing from a guy in Pewter city.
lugia-whirlwind island ho-oh-bell tower sucuine-route 25 entei and rakoi-roaming latios-roaming(soulsilver)or pewter city from dewdrop item(heartgold) latias-roaming(heartgold)or pewter city with the dewdrop item from the mystery event(soulsilver) groundon-embedded tower(soulsilver) kyroge-embedded tower(heartgold) rayquaza-embedded tower must have a groundon and kyroge If you have any other questions go to serebii.net
you have to geet the rainbow wing by talking to a man in pewter city then go to the bell tower go to the top and it will be there
After you have got the rainbow wing from the guy in pewter city, go to the bell tower in Ecruteak City to catch Ho-oh.
There is no tower in Pewter City. Pewter City only contains one spot of interest, which is the Museum. There is no tower in existence there.
you need to have beaten the gym leader there and gone to pewter city nd talk to a man on a raised rock to get the rainbow wing.
A man in Pewter City will give you a Rainbow Wing. Take that and the Clear Bell to the Tin Tower, where you will be able to fight Ho-Oh.
You need to get the rainbow wing at pewter city. Talk to the old man there, and he will give you one.
There are no Pokemon encounters there
The Embedded Tower.
Well First you have to have obtained the rainbow wing from the man in pewter city then you go to the bell tower and the guy blocking the ladder will let you through climb your way to the top then catch ho-oh
You cannot find the Clear Bell in Pokémon SoulSilver. All that's needed to summon Ho-Oh at the Bell Tower in SoulSilver is the Rainbow Wing which a guy in Pewter City will give you.