Here is the full list of all 20 Alicia Quatermain: Secrets Of The Lost Treasures achievements.
Drive off 20 thieves!
Find 40 pieces of the puzzle
Complete the 34th level less than within 5 minutes!
Complete 30 levels with 3 stars!
Gather 500 units of gold!
Defuse 10 bombs successfully!
Construct 30 buildings!
Use a skill 20 times!
Gather 500 units of food!
Complete 10 levels with 3 stars!
Complete 10 levels!
Use a skill!
Assign 300 tasks to workers!
Find the first piece of the puzzle
Gather 100 units of gold!
Gather 100 units of food!
Collect the maximum amount possible of all resources on any level!
Complete a level without using skills!
Complete the 1st level!
Complete one level with 3 stars!