Keys and similar items used to open various locked doors or passages, activate some mechanisms, etc. Some of them you will be able to find only by following certain quests.
Keys
Locations on Isola Sacra
1
Gate Lever Handle
You will receive this from Fillmore. You can use this on Gate Opening Lever (Mariner's Keep) to open the gate.
Description: The missing handle for the broken lever at the fortress gate.
2Mess Hall Key
Using this key you can open the Mess Hall Entrance.
Description: Grants access to the mess hall in Mariner's Keep.
3Old Cottage Key
Using this key you will open the Old Cottage Entrance.
4Quarry Guard Key
You need this key to unlock the Quarry Prison Door and set Finley free.
5Storage Room Key
ou can find this key in a corpse lying on a small platform that you can jump onto from above. The key will allow you to open the Storage Room Door.
Description: Grants access to a storage room somewhere inside Mariner's Keep.
6Wagon Cell Key
Related quest: Of Rats and Raiders.
7Western Bridge Key
Related quest: The Innkeeper's Husband.
8Windmill Key
Unlocks: Windmill Door.
Locations on The Black Trench
9Drainage Cellars Key
You can use it to open the Drainage Cellars Entrance.
10Sewer Lever Handle
A handle which can be used to activate multiple levers throughout the Black Trench.
11Water Channel Key
You need this key to unlock the Water Channel Entrance.
