In Pokemon Ruby and Sapphire at the top of Sky tower after the Pokemon league emerald before the Pokemon league Diamond, Pearl and Platinum you have to migrate from the GBA Games (Sky Tower is near pfialog)
Groudon and Rayquaza are located in the Hidden Tower off of Route 47.
No, route 130
If you meant Rayquaza then I know where. He is in route 31 I think, before Pacifidlog Town.
"Where do you catch rayquaza in Pokemon emerald?"You catch rayquaza at Sky Pillar, which is on route 131, near Pacifidlog Town, in Pokemon emerald.In sky pillar in route 131. When you make the top of the sky pillar, you will see rayquaza sleeping. as soon you press A near rayquaza, it 'll wake up and battle you! i caught a rayquaza with a master ball!
You find Rayquaza as an event Pokemon in the Sky Pillar on Route 131, east of Pacifidlog Town. Make sure you have the Mach Bike, as many Ultra Balls as you can afford, and a whole lot of patience.
You can't find rayquaza in pokemon platinum.
You can find Rayquaza in map 13.
You need 7 badges and to have unlocked the 8th. Rayquaza is in Sky Pillar on Route 131.
Go to the Sky Pillar in Route 131 climb to the top and press A on Rayquaza's face.
You have to trade Kyogre from Pokemon Sapphire, and you must trade Rayquaza from Pokemon Emerald.
Rayquaza is located in Pal Park, which is on Route 221. Surf south east from Sandgem Town, but to get into Pal Park you need to beat the Pokemon League first.
Rayquaza can be found in Blackthorn City where Clair is.