Here is the full list of all 43 The Pathless achievements.
Collect all achievements.
Complete the game and view the credits.
Witness the extended ending.
Find all the lore of the Pathfinder's story.
Collect the gift from every spirit.
Obtain the Gift of the Bear Spirit.
Slide 400 meters down a steep slope.
Reach the highest updraft above the mountain.
Collect all the lightstones.
Collect all the Bear lightstones.
Discover 45 lanterns.
Reach the observatory.
Get 10 flaps.
Cleanse the Mountain Tundra.
Obtain the Gift of the Snake Spirit.
Collect all the Snake lightstones.
Complete the puzzle at the Bathhouse.
Fly for over a minute without touching an updraft.
Discover 30 lanterns.
Cleanse the Great Plains.
Obtain the Gift of the Lizard Spirit.
Collect all the Lizard lightstones.
Reach the old fortress.
Complete the puzzle at the Textile Workshop.
Bounce an arrow off two mirrors.
Cleanse the Redwood Steppe.
Discover 45 lore messages.
Discover 15 lanterns.
Obtain the Gift of the Elk Spirit.
Collect all the Elk lightstones.
Shoot 1,000 talismans.
Drift 300 meters down a river.
Discover 30 lore messages.
Fall 150 meters without gliding and land hard.
Complete the puzzle at the Monastery.
Run with 6 animals.
Chain 10 skill shots in a row.
Cleanse the Forest Plateau.
Discover 15 lore messages.
Survive 3 storm encounters unscathed.
Pet the eagle 4 times.
Shoot 5 talismans while airborne before touching the ground.
Reach the mainland.