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