Push the boulders through the holes by using strength, then go down a hole yourself. Now it is possible to get to the land in the middle of the ice.
East of mahogany town.
at the end of route 44
You must evolve Swinub. Swinub are found at the Icy Path. You can also find them at Icy Mountain Road on the Pokewalker.
Waterfall is located along the Icy Path. It is near the beginning, I believe.
at the icy path close to the go-rock squads base you could find regice.
In the Icy Path, which leads to Blackthorn City. It's near the beginning of the cave.
just push all the boulders
go inside the icy path and pickup all items you see one of them will be waterfall
you can't find one you have to go to the icy path and catch a swinub or trade on from platinum
Waterfall is in the Icy Path.Go to Ice path and someone stops you and tells you that he drop something waterfall is in that pokeballyou get waterfall in the ice path
go right from mahogany town and then go in to the cave and it will be icy it is (a bit) rare (i mean only a bit rare)
icicle