You have to get to the top of th gym and turn off the water. Then talk to him.
The 15th gymleader Blaine is on the Seafoam Island, which is east of Cinnarbar.
he is in the burned tower
Get the Radio Card from the Radio Station.
you use waterfall at the Pokemon waterfall or the battlefield.
in heartgold, koga is a member of the elite four. his daughter, janine, took over his duties as gymleader.
In HeartGold, you can find the HM Waterfall in the Ice Cave.
u toot and then there is this massive cave in front of u.u find a huge Claire
Hm08 is rock climb not waterfall. Hm07 is the move waterfall
You don't. Go south and you will be able to move it after the third gym leader.
I think you made a fault with your spellling and games the gymleader from Saffron is in Olivine city in HeartGold and SoulSilver, But in Diamond and Pearl Jasmine, the gymleader from Olivine city is in Sunyshore city, She is on a journey...
Basically All you need is surf and waterfall. You cross the waterfall and leave the cave. That is about it.
The 4th Gym witch is in Ecruteak City. He uses ghost type Pokemon.