Shut up you idiot!
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In pallet town next to your house a woman inside will give you the region's map. Or in any Pokemon center next to a PC there should be a town map. Press A on it.
There are lots of hacking tools like Advance Map or Advance Text, you should search in Google. Just make sure you don't download Elite Map because it has Trojan Virus in it.
Actually scrap that,you need the old sea map to get there but you have to trade it with someone who has the old sea map on Pokemon ruby/sapphire
There are many methods in which a user can hack or manipulate a code for any given software such as a game like Pokemon Fire Red. This can be done by using third party software and producing scripts.
Its on the pokegear there is a map card.