Complete the indicated task to unlock the achievement.

Achievement	How to unlock
...and there will be nothing	You've collected a note in the burned forest area.
Circle of life	You've collected a note in the circle area.
Dawn of the Bone God	You've collected a note in the throne area.
Globetrotter	You've unlocked all safe spots.
In the name of the Father	You've collected a note in the church area.
Is it madness?	You've unlocked the incident in the bunker.
Sacrificed	You've collected a note in the altar area.
Speleologist	You've explored the cave.
Strange lights in the sky	You've collected a note in the radar station area.
Suffering for no reason	You've collected a note in the cave area.
Survivalist	You've survived!
The end of all things	You've unlocked the real ending.
The Incident	You've reached the tent.
The most dangerous game	You've collected a note in the hunters cabin area.
The Pulitzer	You've collected all articles.
The runner	You've lost the chase.
The truth is out there	You've collected all reports.
The Witness	You've collected all journal pages.
There is no hope	You've collected a note in the tree area.
What is he?	You've encountered the anomaly.