Here is the full list of all 11 The Traveler's Path achievements.
Complete all "Forest" themed levels in the game.
Complete all "Desert" themed levels in the game.
Complete all "Snow" themed levels in the game.
Complete 20 levels.
Complete all Levels.
Complete 12 levels with the best score.
Complete 24 levels with the best score.
Complete 36 levels with the best score.
Complete 48 levels with the best score.
Complete the first Level.
Complete ALL levels with the best score.