One is up your but crack and the other is in your belly button.
Sorry there arn't any, The only skulls are in "Halo 3" Which are used in "Halo 3 O.D.S.T."
yes in the 1st mission and cortana
They are skulls. idiot.
you can get all of the skulls on multiplayer. =)
ok, go to youtube and type in "how to find all halo 3 skulls" then watch the video and get the skulls. yes, its that simple.
if you want to know where the skulls are all you have to do is go to youtube and put in "halo 3 odst mythic skulls" and it will show you how to get to them
find the skulls
There is many silver skulls, look up a tutorial.
Find them your self
There are many Gold Skulls. Look up a tutorial.
http://www.halo3planet.com/halo-3-skull-locations/ is were I found them
By getting skulls.