GPS CACHE 1/15
Coordinates: [712561; 3416084]
Note: North of the base camp near the rescue helicopter (Helicopter Hill); move along rooftops to get there.
You'll find the Cache lying on one of them (reward: 5 XP).
GPS CACHE 2/15
Coordinates: [712581; 3416067]
Note: In the tunnel leading to the first optional tomb - Well of Tears. The entrance to the tomb is located west of the large gate in the northern part of the town.
Approach the altar and shoot a rope arrow to pull out the planks in the floor.
Stop as soon as you reach a dimly lit tunnel; the Cache is somewhere on the ground (reward: 5 XP).
GPS CACHE 3/15
Coordinates: [712575; 3416081]
Note: On the ground floor of a hut located in the northern part of the town. Use the shotgun to get inside.
The Cache is on the ground (reward: 5 XP).
GPS CACHE 4/15
Coordinates: [712593; 3416091]
Note: In a shack located in the north-eastern part of the town. Blast through the door.
Look for the Cache on the ground (reward: 5 XP).
GPS CACHE 5/15
Coordinates: [712588; 3416082]
Note: On the ground floor of a building located in the northern part of the town. Blast through the barricade to get inside.
Go inside and take the Cache (reward: 5 XP).
GPS CACHE 6/15
Coordinates: [712594; 3416030]
Note: In the southern area of the town, at the foot of the tower in which Grim had been hiding. Go across the bridge, then turn left and drop down on the walkway by the river.
Check out the area underneath the bridge (reward: 5 XP).
GPS CACHE 7/15
Coordinates: [712585; 3416032]
Note: In the south-western part of the town, in the area you get to shortly after battling the guards near the tower. Open the way towards the river.
Stand by the bridge and drop down on the shelf below. You'll find the Cache under your feet (reward: 5 XP).