Submerged in Ice

is one of the Quest in The Wild Eight and is made available once it has been unlocked. It can be accessed via the Journal in game.

Description
Within the forest, you discover a large canyon - too large, it seems. It's hard to see through the snow, but you can barely make out the silhouette of what seems like a large, metallic building..... What could it be?

Objectives

 * 1) Explore the canyon
 * 2) Enter submarine
 * 3) Find the Captain's Log
 * 4) Activate the Generator
 * 5) Lock on to the target with the periscope
 * 6) Launch the Torpedo
 * 7) Explore the cave

Rewards
Captain's Cap, Harpoon Gun and Harpoon Ammo can be found near this quest.