You can find it in the ice path by a guy that wont get pass
you get it in the ice cave
you get it in the ice cave
You can find it in a pokeball in Ice Cave.
You can find it in a pokeball in Ice Cave.
Inside the Ice Cave.
in a cave filled with ice
I think you find it on the way to the 8:th gym in the ice cave :)
in the ice cave before the 8th gym
Simple, defeat all gym leaders, find HM07 in ice cave (waterfall) learn it to your water pkmn and surf!
HM, Waterfall is in the Ice Cave on Four Island.
in the ice path
You don't get waterfall in Johto(Silver, Gold, Crystal)