Here is the full list of all 31 Thea: The Awakening achievements.
Win the game in less than 100 turns.
Win the game on 210% difficulty or more.
Survive 300 turns on Lord of Thea difficulty (250%+).
Have 30 or more kids.
Unlock all levels on a god.
Win 50 5-skull challenges.
Attract a dwarf by constructing the appropriate building.
Attract an Orc by constructing the appropriate building.
Attract a Demon by constructing the appropriate building.
Unlock all gathering resources.
Unlock all crafting recipes.
Have population of 40 or more.
Win by Domination Victory.
Win the game.
Unlock all construction recipes.
Attract a Goblin by constructing the appropriate building.
Play for a total of 1000 turns.
Attract an Elf by constructing the appropriate building.
Unlock a god.
Attract a Beast by constructing the appropriate building.
Win a 5-skull challenge.
Complete 100 non-food crafting recipes.
Attract a Human by constructing the appropriate building.
Complete 10 non-food crafting recipes.
Unlock all gods.
Unlock all levels on all gods.