This is the forum for helping you out if you're stuck in Grimrock 2 or if you want to discuss about the mysteries of the Isle of Nex. Warning: forum contains spoilers!
I have been trying to figure out how to reach the area marked by five ? marks on the map in the spoiler for ages and just can't seem to find a access point, would appreciate a subtle hint towards it.
SpoilerShow
The room is visible through some iron beam when looking from the platforms in the water room south of it.