Here is the full list of all 40 PUZZLE: LANDSCAPES achievements.
Finish Level 40
Finish Level 39
Finish Level 31
Finish Level 38
Finish Level 37
Finish Level 36
Finish Level 35
Finish Level 34
Finish Level 33
Finish Level 32
Finish Level 27
Finish Level 29
Finish Level 30
Finish Level 28
Finish Level 26
Finish Level 25
Finish Level 24
Finish Level 23
Finish Level 22
Finish Level 21
Finish Level 20
Finish Level 19
Finish Level 18
Finish Level 17
Finish Level 16
Finish Level 15
Finish Level 14
Finish Level 13
Finish Level 12
Finish Level 11
Finish Level 10
Finish Level 9
Finish Level 8
Finish Level 7
Finish Level 6
Finish Level 5
Finish Level 4
Finish Level 3
Finish Level 2
Finish Level 1