nothing i think
go to the boat from which you came from you fool
It's at the volcano on one of the three islands.
berry forest which is just to the left of bond bridge which is left of three island
if u are refering to the sevi islands or if your not that far the three islands you go to the port at vermillion hope that helps if not well haha
Whirl islands are in the johto region which is not in firered.
The only "passes" that I can recall from Pokemon FireRed are the Tri-Pass, which grants you access to Islands One, Two, and Three, and the Rainbow Pass, which grants you access to Islands One through Seven (the Sevii Islands).
You need to have a ticket to get to the islands
At the top of Mt. Blaze which is on one of the first three islands, but i forget which one.
you cant but you can go to the sevii islands after you beat the game and can go the first three islands after you have won blaine the seventh badge
leave the way you came, or use dig/escape ropes
it's rainbow islands and its the 1,2,3,4,5,6,7,8,9 islands
The Sevii Islands(islands 4,5,6,7)