help in halo 3 help!!

[Raul D]

me and my friend are playin halo 3 were do u have to go to find cortana??? plz help we dont no were to go

 

[Alexander B]

http://www.gamefaqs.com/console/xbox360/file/926632/50245

 

[KEEPER1080]

there should be markers on the map shldnt there and you should be able to find your way its basically just one way

 

[Mikey G]

Look up a walkthrough...it'll show exactly where to go.