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