Use the gas canister to destroy the third blue stopper.Pick up the canister and throw it through the upper level door. Pull the plank again to raise the water level, then swim to the raft. Throw another gas canister onto the same raft as before.Climb to the top and break through the weak wall that leads back to the main chamber. Swim into the tunnel where the second blue stopper was located.The raft will move toward the water wheel - drop down and shoot the gas canister as it slowly moves back to its original position. Move the raft by hanging from the plank, pulling it down. Climb onto the platform behind the tower and grab another gas canister.Throw a gas canister at the blue chained-up stopper and shoot it to raise the water level. Swim to the left of the tower, past the water wheel, and enter the interior room.The goal of this Challenge Tomb is to raise the water high enough so that Lara can climb onto the central tower.Natural Instincts - Nearby resources will automatically appear on the map and glow when nearby.
Shoot anchor holding the tree trunk from the crane to bust through the boarded-up hole in the ground blocking the Ancient Cistern entrance. Soviet Installation - Found near the ravine outside the lumber mill in the center of the area.Climb the ice wall to reach your reward at the top. Jumping to the hanging object will smash through another ice wall.Turn the wheel until it cannot spit any long, then run across the masts and jump to it - this is timed, so be quick. At the top, turn the wheel and lower the hanging basket.When the chained object lowers, drop down and climb the wooden planks / ice wall ahead where the wrecking ball smashed through the cliff.