'Pillar of Autumn' skulls and terminal locations in Halo Campaign Evolved

Skulls and terminals are hidden across the "Pillar of Autumn" mission in Halo: Campaign Evolved. Skulls will adjust the way you play through the campaign, while terminals will provide you with a bit of lore. Despite this level being very linear, Halo Studios somehow managed to hide four collectibles in frustratingly tricky locations, so much so that on my first playthrough, I missed all of these. Here's where you can find all the skulls and terminals on "Pillar of Autumn" in Halo: Campaign Evolved to earn the "Clean Sweep" achievement, listed in the order you'll find them in the level. As soon as the long opening cutscene comes to an end and you gain control of Master Chief, look to your right. The skull is atop the ledge with the yellow warning tape adorning the edge. To reach it, you can either try and jump on the two cylindrical containers next to the UNSC sign, but it's a frustratingly tough jump to pull off. Instead, I'd recommend jumping on the sealed cryo chamber units Master Chief emerged from, then jumping across the gap. When you're on the ledge, head to the far end where you'll automatically pick up the skull when you approach. After leaving the room and following the ob

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