You can't get past. If you are going from Fuchsia City to try to get to Cinnabar Island, you have to Fly to Pallet Town and Surf down. If you mean get through to catch Articuno, than I can't help you:(
i think he's in the whirl islands
You can find Giratina in the Turnback Cave, in the Past Room with the 3rd Pillar Chamber
you throw an apple at the voltorb near the rocks , at the end of the cave , to get the apples you have to take pictures of Pokemon after the cave level
you cant get past them. they are there because it is talking about the red chain with the three lake sprites.
Go through the cave
seafom islinds
surf from cinnibar to get to the seafom islands in the east
Go to the right of Azalea town past the cave with the slowpoke once you head down past that you should see a cave it will say route 33 this is union cave
go around the small lake in the cave and walk through the cave
use the hm flash. the cave isnt too hard.
you dont get past it except maby with action replay
you get it from the cave
To get past the man to enter the Cave of Origin you need to reach a certain point in the story. You will not miss the Cave of Origin as the story directly tells you go there once you've reached that point.
Sell your current cave, buy a new cave with friendly blood sucking bats and enojoy your life with jesminder.
You need the HM Waterfall and teach it to a water Pokemon
i think he's in the whirl islands
You can find Giratina in the Turnback Cave, in the Past Room with the 3rd Pillar Chamber