All skulls and terminals in Halo Campaign Evolved's 'Halo' mission — locations guide

The second mission of Halo: Campaign Evolved, titled "Halo," contains three skulls and one terminal for players to find. Master Chief crash-lands on the Halo ring after evacuating the Pillar of Autumn, with one skull hidden in a particularly tricky location. The guide details the exact locations of all collectibles in the mission.