You must beat the Elite Four.
Then take the ship in Olivine City which will take you to Vermillion City
No, it has 16 gyms. 8 in Johto and 8 in Kanto.
To get to Mt Silver you have to defeat the Pokemon league and all of kanto's Gyms.
The answer is... No there are no and i repeat NO hidden gyms on Pokemon soulsilver (but there are more gyms in kanto which you can get to by the boat pass from prof elm after you defeat the champion)
After beating all 16 gyms, beat red in a battle, then Oak will give you one Kanto starter pokemon.
Once you've beten the jhoto and kanto gyms and elite four you will have the option to face red {the character in blue and red} When you beet him prof oak will reward you with 1 kanto starter.
you have to beat all the kanto gyms then go to cinnabar and talk to blue he will then go to the last gym and you can battle him there
First you have to beat all of the Kanto gyms. After that you go to the Cerulean Cave. At the end of the cave you find Mewtwo.
Yes, you can fight the Kanto Gyms in Pokémon HeartGold.
You have to beat the first 3 gyms in Kanto before Erika will be in her gym. Erika's gym is the fourth in the series.
You will have to deafeat all 8 kanto gyms and talk to prof.Oak and he will give you rock climb to get throught the island
you get rock climb after defeating all 16 gyms in kanto&johto talk to professor oak and he will give it to you
In Kanto you bum cheek. Signed - Monfils