Here is the full list of all 31 Mystery Expedition: Prisoners of Ice achievements.
Found 18 of 18 beyond objects
Found 10 of 10 Relics
Found 17 of 18 beyond objects
Found 16 of 18 beyond objects
Found 15 of 18 beyond objects
Found 9 of 10 Relics
Found 14 of 18 beyond objects
Found 13 of 18 beyond objects
Found 8 of 10 Relics
Found 12 of 18 beyond objects
Found 7 of 10 Relics
Found 6 of 10 Relics
Found 5 of 10 Relics
Found 11 of 18 beyond objects
Found 4 of 10 Relics
Found 10 of 18 beyond objects
Found 9 of 18 beyond objects
Collected 5 items in less than 10 seconds
Found 3 of 10 Relics
Found 8 of 18 beyond objects
Found 7 of 18 beyond objects
Found 6 of 18 beyond objects
Found 5 of 18 beyond objects
Found 4 of 18 beyond objects
Found 2 of 10 Relics
Survived the fall into the ravine.
Figured out how to prepare the vaccine.
Found 3 of 18 beyond objects
Found 2 of 18 beyond objects
Found 1 of 10 Relics
Found 1 of 18 beyond objects