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