Here is the full list of all 25 The Mysterious Cities of Gold achievements.
Finish level 30 with a score of over 22,500
Finish the game
Finish the game with all of the compasses and chests
Finish the region: Tibet
Obtain all of the 'time' compasses
Obtain all of the 'parchment' compasses
Obtain all of the orichalcum chests
Obtain all of the 'capture' compasses
Finish level 29 in less than 08:30
Finish level 27 in less than 05:45
Finish level 27 without being captured and having obtained all of the compasses
Finish level 26 without being captured and having obtained all of the compasses
Finish the region: The Cursed Temple
Finish level 25 without being captured and having obtained all of the parchments
Finish the region: The Great Wall of China
Finish level 23 with a score of over 21,500
Finish level 22 without being captured and having obtained all of the parchments
Finish level 21 with a score of over 21,000
Finish the region: Beijing
Finish level 17 in less than 06:30
Finish level 15 in less than 06:30
Finish level 13 in less than 05:30
Finish level 12 with a score of over 22,000
Finish the region: Shaolin
Finish the region: Guilin