This guide shows the complete walkthrough of The Millennial Mountains world quest in Genshin Impact 2.6, which was released on 30th March 2022. For this quest, you will have to find 6 offerings in The Chasm. On completing the quest, you will get a Luxurious Chest. This will also unlock The Millelith Shall Never be Moved achievement.
The Millennial Mountains Quest Starting Location
The quest icon will appear on the east of The Chasm’s Maw teleporter as shown in the picture below. Go to the marked location and talk to Wang. He will ask you to find 6 offerings.
#1. Helm of Warding
Go to the house north of the quest starting location as shown in the picture below. At the bottom of the house, you will find a Seelie. Chase the Seelie and it will lead you inside the house. Then the Seelie will go down through a hole on the floor, where you will Find the Seelie Court.
Go to the room next to the room where you found the Seelie Court. Burn the hay in this room. This will reveal a hole on the floor at the location marked in the picture below. Investigate the hole to get the Helm of Warding.
#2. Flower of Farsight
Teleport to The Chasm Statue of the Seven. From there, go southwest to the peak of the mountain at the location marked in the picture below. There you will find the Flower of Farsight next to an NPC named Tang Wuchou.
#3. Warrior’s Spear
The location of Warrior’s Spear is marked in the picture below. You can glide there from the previous offering (Flower of Farsight) location. Or go to The Cham’s Maw teleporter and climb up the cliff on its southeast side to reach there.
#4. Sundial of Ages
Go to The Surface teleporter. From there, go northwest to the location shown in the pictures below. Investigate the items on the table at the marked location to get the Sundial of Ages.
#5. Skyfeather
Go to the teleporter near Glaze Peak. From there, go south and climb up the mountain until you reach the highest point. After reaching the top of the mountain, go to the location marked in the picture below. Here you will find a nest next to a pillar as shown in the second picture below. Investigate the nest to get Skyfeather.
#6. Cup of Commons
Go to Liyue and talk to Lan at the location shown in the picture below to get The Chasm Charters world quest. After completing The Chasm Charters world quest, you will get the Surreptitious Seven-Star Seal Sundering world quest. Complete this quest too.
Now go and defeat the Treasure Hoarders at the location marked in the picture below to unlock the Undetected Infiltration world quest.
Follow the objective marker and go to the Lumberjack Valley. Talk to Yanbo in front of the smuggler’s camp there to complete the Undetected Infiltration world quest. This will complete the quest and a precious chest will spawn. You will find the Cup of Commons from this precious chest.
Luxurious Chest & Quest Ending
Once you have all 6 offerings, go back to Wang’s location and offer the items before the memorial. This will make a Luxurious Chest (Millelith’s Treasure) Spawn. Collect the treasure and then talk to Wang to complete the quest. This will unlock The Millelith Shall Never be Moved achievement.