Nowhere, because Rayquaza isn't in Gold at all. Rayquaza was introduced in the 3rd generation games, Ruby/Sapphire/Emerald.
you can't
You finish you Pokedex... it is hard!
You have to get both Soul Silver and Heart Gold for Rayquaza to appear. In Soul Silver you catch Groudon in Heart Gold you catch Kyogre. Then you have to put them both in one game and go talk to Prof. Oak. Then he will tell you about Rayquaza and give you a jade orb and finally you get to catch him. He is Lv.50. have fun! :)
No, To get Rayquaza in Pokemon Heart Gold and Soul Silver, Catch Groudon in Soul Silver, Catch Kyogre in Heart Gold, Trade Groudon to Heart Gold or Trade Kyogre to Soul Silver, Visit to Prof Oak's Lab in Pallet Town with Groudon and Kyogre in your party pokemon, get the Jade Orb and go to Embedded Tower to get Rayquaza
GO to route 130 , and catch Rayquaza. GO to route 130 , and catch Rayquaza. GO to route 130 , and catch Rayquaza.
You can catch Rayquaza in the map called "Blackthorn City".
Rayquaza isn't in Crystal.
No, but you are able to catch a Groudon (Kyogre is obtainable in Heart Gold however, and Rayquaza is obtainable in both games).
No, you cannot catch Rayquaza in Pokémon Black.
You cannot catch rayquaza in diamond
Rayquaza is not avaliable in Pokemon XD
You cannot catch a Rayquaza in Pokémon Black, you will have to either transfer it from a previous game or you can also trade with someone for a Rayquaza.