Survival cache 1
A moment after you enter the location, at the wooden wall, where you need to use climbing arrows.
Survival cache 2
A bit past camp Ceremonial pass, enter the water and swim slightly to the right.
Survival cache 3
You find it after you enter the upper part of the planetarium, where you need to prepare your path ahead, with climbing arrows. Jump down, below the wooden wall.
After you climb up to the main part of the planetarium, jump over to the other side, a small corridor on the left will lead you to the mural.
Book (document) 1
You cannot miss it. It is in the corridor that you get to after you set the planetarium into motion. Thanks to reading the book, you gain a new skill "Shooting class" (increases the fast firing of arrows to three).