how to find hidden skulls on halo2

on halo2 there are many skulls in diffrent lvls and on diffrent modes easy normal etc.

Where can we find 'em

google, nuff said

i only know where one is

me to

i drive better when i am drunk

oh ya mine is biger

http://www.youtube.com/watch?v=2rnyfUw1tSU&eurl=http%3A%2F%2Fwww%2Evideocaffe%2Ecom%2Fvideo%2F2rnyfUw1tSU%2FHidden%2DSkulls%2Din%2DHalo%2D2

99% of them are on legendary guys
1% can be infact found on any other difficulty

Check the above url.

Good Times!!

i was expecting like a little guide as to where each of them were (since i know where) this was kinda useless as a post =P sorry to be an ass.

blessthefates!

I have found 11. I am currently looking for more.

i found all 12