Mount Ollie is a snow-covered mountain areas resided by the the traditional Navia tribe and the Cedarville residents.
1. Better Safe than Sorry
Map location: Go to the maze-like hill area on the west of Frozen Forest and talk to a nonplussed Scavenger. Give him a baked lobster in exchange for the treasure map.
Dig location: Go to the Train Tunnel and the falling rocks is next to the broken railway bridge.
2. A Secret Spot
Map location: From the previous location head down to where the scattered train coaches. Talk to a ruminating Scavenger. Give him carbon fiber board in exchange for the treasure map.
Dig location: Go to the east of Lakeview Highway, locate the frozen waterfall and look for the pile behind the frozen water.
3. Mission Report
Map location: Go to the signal tower in Frozen City. Talk to a weather-beaten Scavenger. Give him Cedar Oil in exchange for the treasure map.
Dig location: Go to Elros’ Energy Lab and locate the frozen waterfall where the plane crashed. The dig location is inside the cockpit that has fallen down below.
4. Mountain Tale
Map location: Go to the St. George’s hotel in Cedarville where the current leader, Chiesa, is at. Behind the counter, there’s a safe.
Dig location: Go to White Deer Bay Tunnel and the dig location is under a tree on the right of the blocked tunnel entrance.
5. The Wooden Boat
Map location: Go to the gas stop in Frozen Forest on the northwest of the Signal Tower. The safe is behind a locked iron gate. You’ll need to locate 3 switches around the gas stop to open the iron gate.
Dig location: Quick travel to White Deer Bay Tunnel, make your way to the gigantic deer statue. Glide and swim across to the frozen platform or shore opposite of it. Locate the rubber tyre near the boat.
6. Walking by the Mountain
Map location: Go to west of Winterside. You’ll see a red phone booth. Enter the store and locate a folded newspapers.
Dig location: Go to the location with a camp where you obtain your cold clothings. Head to the small satellite dish area by the mountain
7. You Sow What You Reap
Map location: This is at a small area surrounded with river in circle towards the east of Elros’ Energy Lab. Locate a dead victim outside the house.
Dig location: It’s at the green house in Cedarville.
8. Warning from Above
Map location: Go to Winter Bay. Just outside of the Lockheed’s plant, you’ll see a soldier and a zombie in the cage. Free the soldier for the treasure map. He’s not friendly by the way.
Dig location: Quick travel to Lakeview Highway and ride/ drive down the road to where the cable car station on the east of Cedarville. The dig location is near the fallen cable car.
9. All the Way Out There
Map location: Quick travel to Deer Antler Junction and head towards the round satellite dish. Locate the treasure map in one of the container in the area.
Dig location: Go to Bay Area Lighthouse and locate the ship on the frozen rocks. The dig location is on the ship where the tyre is. Climb onto it from the rocks.
10. On Tiptoe
Map location: Go to the maze-like hill area on the west of Frozen Forest and locate a high hill where a small plane crashed. The treasure map is towards the top of the hill.
Dig location: Quick travel to Winterside and head towards a round glass building. I’m not sure if you’re able to retrieve this treasure without the ability to glide but it’s definitely handy because the dig location is high up near a blue flag.
