Here is the full list of all 23 Awaiting Salvation achievements.
Achieve the King's order
Open the shelter's door
Collect all keys
Burn the fireplace
Read all notes
Collect all cures
Investigate a dead body
Use the mask at the tavern
Use the mask at the Oldman's house
Find the mask
Find the hidden channel
Solve the light-game
Explore the doctor's lab
Solve the doctor's puzzle
Explore the sculpture area
Repair the bridge
Get the gear wheel
Explore the village
Get an antique coin