Stormguard Sanctum

 is a challenge tomb in Tomb Raider.

Location
Stormguard Sanctum is located in Summit Forest near the bridge on the north side of the area.

Walkthrough
The starting room is dark. One hanging lamp can be seen above the camp, light it with a flame arrow. There are three more that can be lit with flame arrows from the ground, it is advisable to do so for easier navigation. The gas on the left can be exploded with a a flame arrow as well, which then blows away the debris blocking the climb. Once the way is clear move up and to the left and stop near the outreaching blank. Look up and use your flame arrow once more to burn the blockage on the opposite side of the cave. Then from the blank jump and grab the climbable wall with the climbing axe. There is one more pendant lights that can be lit, before reaching the treasure, it makes the leaving of the cave easier.