The first secret is almost at the very beginning of this chapter.
A treasure is attached to the gate.
Shoot at it so it may fall to the ground.
Approach the edge of the cliff and look down.
You’ll see a red board below.
Jump down near the board and collect the treasure.
The third secret is located near the only machine gun turret that is available in this chapter.
You’ll encounter it shortly after you collect the second treasure.
At some point, you’ll have to jump over the river.
Jump on it and hang on to its edge.
The treasure is right below the canopy.
To get it, shoot at it with a gun and pick it up from the platform below.
During the explosion the passageway for Elena will finally open.
While being in the aforementioned tower, one of the ground floor corners will be destroyed.
That’s where you have to go - descend bricks towards the water.
The item is lying next to the water.
Run-up and make a last-minute jump as if you wanted to take off and fly.
Once you land there, descend two ladder and look around.
The treasure will be mounted on the wall, just before the cliff.
Shoot at it so it may fall to the ground.
The last treasure can be found just before the end of the chapter.

There will be a window with bars.
A treasure is attached to it.
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