One of the main side missions in AC Valhalla has you hunting down some Codex Pages. Check out this Assassin’s Creed Valhalla Codex Page location guide to find them all so you can wrap up the quest. Some of these are tricky to find, but the armor is worth it.
Assassin’s Creed Valhalla Codex Page Location GuideThe Codex Pages can be found in the Assassin Bureaus scattered throughout the game world.
Your next one will be in Essexe, on the town of Colestre. You will find it here on the map and this one is confusing. You have to get down into the sewers and then find the keys to unlock the doors. I’m going to leave my video here to help you out.
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