Full list of all 34 Interior Worlds achievements.
The base game contains 26 achievements, and there is 1 DLC pack containing 8 achievements.
Complete the Parking Garage.
Complete the prologue.
Complete the Metro.
Complete the Hotel.
Complete the Airport.
Complete the Suburb.
Complete the School.
Complete the Theater.
Complete the Mall.
Finish the journey.
Wandered into traffic.
Complete the Museum.
Find all hidden anomalies.
Take 50 photographs.
Take 100 photographs.
Take 500 photographs.
Take 1000 photographs.
Escape the complex.
Start each theater projector.
Find a curious room.
Find the hidden graffiti room.
Find the hidden Vinesauce arcade room.
Obtain the optional flashlight.
Find the hidden party room.
Obtain the game's secret ending.
Complete the secret dream sequence.
Complete the Forest.