Here is the full list of all 44 A Room Beyond achievements.
Talk to the goldwasher about the cave.
Collect clues on how you came to the forest.
Observe the Crows carefully.
Talk with the goldwasher's wife about all items that you pick up.
Looks into all canyons.
Complete Episode 1
Read all Books in Episode 2
Complete Episode 2
Collect clues on why you are at this place.
Catch a Butterfly.
Banish 30 Evocations of the Wanderer.
Find 4 ways to banish the Wanderer's evocations without battle.
Look at all the pictures in the monastery.
Find hints about what is true.
Dig through all sand hills.
Explore the whole sunken labyrinth.
Summon the ancient priest using a precise pattern.
Get a map of the dam system.
Return the missing doubloon to the heathen treasure.
Discover the end of your journey.
Find the verses of Alain.
Collect some Fishbones.
Guide the 7th cat following red, green and blue.
Look into the eyes of 7 cats.
Pop 20 mushrooms.
Complete Episode 4
Find traces into future.
Read all pages of the Dreamer's Diary.
Find 9 statues of Cthulhu.
Kill all spiders hiding in the garden.
Use a toilet.
Use two keys inside the house.
Complete Episode 5
'fhalma-nyth
n'gha 'fhalma
y-n'gha
hafh'drn hrii
n'gha hafh'drn
'bthnk bug ebumna
'bthnk llll shugg
n'gha 'bthnk
n'gha orr'e
shagg ch' shugg