on sierra 117 when you exit the jungle cross the dam then on your left you should see a building just after the grav hammer brute jump on the building then follow the ledge until it takes you to the skull this is a good place for clearing covanat forces
iron is a gold skull. when you activate it it will make your score higher. but if you die with it on, then you will restart from the last checkpoint.
No
The first skull on halo 3 is a silver skull. Silver skulls do not award any achievements.
After finding a halo 3 skull, simply pick it up as you would any other weapon.
once you get a skull in halo 3 you can co to the campain options and turn it on different skulls do different things
13
http://www.halo3planet.com/halo-3-skull-locations/ is were I found them
Because its a silver skull. The silver skulls in halo 3 don't have achievements only the gold skulls do like iron and mystic. Hope i helped.
You do not jump through rings to get the tilt skull in halo 3.
the fog skull takes away your radar. you find the skull on floodgate
There are not skulls in Halo 2! It's just Halo 3!
you walk on top of it