You’ll collect the first treasure just after the first battle with stone guardians.
After defeating them, you’ll have to climb a partially destroyed ledge to get to continue your journey.
Right next door there will be a number of sculptures in front of orange wall.
A treasure is hidden on one of the sculptures.
Shoot at it so it may fall to the ground.
At some point you will reach a slightly more open space, with ruins in the central part.
You will have to battle with mercenaries and then with stone guardians.
At some point the weather conditions will change.
You will travel in a heavy rain.
Prepare yourself for a battle in the water.
During this part of the chapter you will come across another treasure.
Jump through the ruins located on the unique floor (avoid any contact with the water).
A treasure is hidden there.
You will have to fight with mercenaries and guardians once you get there.
The treasure is lying on a sculpture, shoot it and collect the item.
Another treasure is hidden in the nearest area.
After you leave the grand hall, you’ll reach the lobby.
After climbing the first section of the stairs, a long corridor will appear in front of you.
Just before its end, on the ceiling, another treasure will flash.
The last secret in the whole game is also located nearby.
After taking the next two sections of stairs, the you will find a treasure on the floor.

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