Full list of all 9 A Series of Temporal Mishaps achievements.
The base game contains 5 achievements, and there are 3 DLC packs containing 4 achievements.
Finish the Sunken Pyramid level to unlock
Finish the Nuclear Spillway level to unlock
Finish the Arab Kingdom level to unlock
Finish the African Gorge level to unlock
Finish the Primordial Sea level to unlock
Finish the Subterranean Trading Post level to unlock
Finish the Mesoamerican Valley level to unlock
Find the hidden note outside of the Garage on the Garage Level
Finish the Alpine Cathedral level to unlock