Full list of all 18 Eternal Winter achievements.
The base game contains 13 achievements, and there is 1 DLC pack containing 5 achievements.
You have found 10 objects across the map.
You have found 20 objects across the map.
You have found all the objects across the map!
You have found 20 letters and logs across the map.
You have found all the letters and logs across the map.