Below is a walkthrough for the Level 28 side quest called The Valley of the Fallen in Horizon Forbidden West. To obtain this quest, speak with Nakko at The Maw of the Arena.
Go to the Entrance of the Valley of the Fallen
Travel to the objective south of Fall’s Edge.
Talk to Ivvira
Speak with her up on a ledge.
Go to the Valley of the Fallen
Follow the path along the mountain to reach the Valley of the Fallen then head inside.
Go to the Waterfall
Follow the path, passing the dead machines, until you reach the objective.
Kill the Machines Near the Waterfall
Defeat the machines wandering around the waterfall!
Search for a Lure near the Waterfall
Approach the top of the waterfall to find the lure.
Override the Lure
Interact with the lure to override it!
Go to the Area South of the Horus
Head southwest towards the next objective.
Kill the Machines near the Horus
Defeat the large machines in the area near Horus.
Search for the Lure near the Horus
The lure can be found under a rock overhang with a tree on the top.
Override the Lure
Interact with the lure to override it!
Go to the Third Lure’s Location
Travel east to the third lure’s location.
Kill the Machines
Defeat the machines in the area!
Override the Lure
Interact with the third lure to override it. It is located under a rock archway.
Talk to the Wounded Tenakth
Speak with Yivekka at the base of the cliff.
Kill the Machines
Defeat the enemies that spawn!
Talk to Ivvira
Speak with Ivvira near the wounded soldier to complete the quest.
Rewards
- 9100 XP
- 2 Skill Points