Visions of Mana

There are eight total ancient ruins to find for this achievement. Each ruins location will contain groups of high-level enemies that you need to defeat, which will break the seal on the door in the ruins. Inside those doors you will find Nemeses enemies to defeat for Expert Exterminator (30G). There will be a side-quest called "Traces of the Ancients" that helps you track this, though any you found prior to getting the side-quest will still count toward the achievement; however, only ones you find after getting the side-quest will count toward the side-quest itself. You will find ruins in each of these locations: