Full list of all 45 Camera Obscura achievements.
The base game contains 44 achievements, and there is 1 DLC pack containing 1 achievements.
Found 50% of the mementos.
Hesitated before the Tower.
Completed the Common Quarter.
Died by being crushed against a flash.
Fell onto a creature from great height.
Took 5000 photos.
Create a custom level in the level editor.
Took 2500 photos.
Earned all Gold medals on each Lower Quarter level.
Killed 100 creatures.
Took 1000 photos.
Earned all Silver medals or better on each Lower Quarter level.
Earned all Bronze medals or better on each Lower Quarter level.
Completed the Lower Quarter.
Found 25% of the mementos.
Tried to jump on a creature.
Killed one of the tower's denizens.
Killed two creatures at once.
Launched the game.
Completed the Royal Quarter.
Completed the Summit.
Earned the Bronze flash medal or better on every level.
Earned the Silver flash medal or better on every level.
Earned the Gold flash medal on every level.
Earned the Bronze time medal or better on every level.
Earned the Silver time medal or better on every level.
Earned the Gold time medal on every level.
Earned all Bronze medals or better on each Common Quarter level.
Earned all Silver medals or better on each Common Quarter level.
Earned all Gold medals or better on each Common Quarter level.
Earned all Bronze medals or better on each Royal Quarter level.
Earned all Silver medals or better on each Royal Quarter level.
Earned all Gold medals on each Royal Quarter level.
Earned all Bronze medals or better on each Summit level.
Earned all Silver medals or better on each Summit level.
Earned all Gold medals on each Summit level.
Found 75% of the mementos.
Found every memento.
Finished the game and saw Ending A.
Finished the game and saw Ending B.
Finished the game and saw Ending D.
Fell all the way down a level multiple times.
Ascend the Dilapidated Steps without crushing any slimes.
Complete 5 custom level packs from the Steam Workshop.
Finished the game and saw Ending C.