First find the sky pillar and get 2 the top and bring your Mach bike to get to the top. The sky pillar is after Pacifidlog town and before the enterance to Sootopolis city. When you get to the top of the sky pillar rayquaza will be at the top but it will fly away when you see it. But when the two legendary from ruby and sapphire stop fighting go back to the sky pillar and catch rayquaza.
You need to go to a Nintendo event for emerald. Unfortunatley, there are no more events for emerald anymore.
Legendary pokemon you can find in emerald are (without cheats & events) Rayquaza, Groudon, Kyogre, Regirock, Regice, and Registeel.You can get latios OR latias in pokemon emerald too.rayquaza,kyogre,grouden,jirachi,deoxys and i think mew
Rayquaza if you want the details go to serebi net and type in rayquaza
u have to go to sky pillar and fight rayquaza
After you beat the Pokemon league you go to the weather center and ask the man on the top floor where the the two legendary Pokemon Kyogre and Groudon are and hell tell you. To find out more go to my site called www.miquel.ning.com
yes then go to stalteport and show the guy your ticket and he will take you to an island where you catch a legendary pokemon. (i forget which one it is) Comment - I searched for " Where do you find Mt. Chimney on Pokemon Emerald? " and it came up with this ? Why ???
go to Pokemon marriland.com then it tells you where to find them
go to Pokemon.marriland.com and search the legendary Pokemon you want to see
you go left
You go find them
to find lugia go to the 4 whirl islands
Beat 49 gym leaders(Or NPC's)go to pokedex,search a legendary pokemon,click the map it's in(on bottom of the Legendary)and you catch it