While the Sentinel stronghold is under siege in Doom: The Dark Ages' sixth mission, you're going to have to shirk off your responsibilities as the Doom Slayer for a moment if you want to collect everything. Giving you a large area to explore, the Siege Part 1 secrets are spread far and wide.
If this sounds like a lot of running around, you're correct, but I've done all the hard work for you to track down the Doom: The Dark Ages secrets in Siege Part 1. Below you'll find all the secrets and collectibles laid out in chronological order, though keep in mind that this mission lets you tackle its main objective in roughly any order.
