On the second map, The Sea of Nurnen, players can collect 23 shining objects named Artifacts. Each Artifact rewards you with 50 Mirian, and upon collecting them all you’ll be rewarded with the Shadows of the Ancient Past achievement.

Shadow of Mordor artifacts locations guide with screenshots will help you discover 42 collectibles and unlock the Shadows of the Ancient Past achievement.

Chapter 2 in Dead Space 3 has only one collectible Artifact and here’s the screenshot guide to finding it.

Dead Space 3 Chapter 2: On Your Own mission in Dead Space 3 has only one collectible Artifact and here’s the screenshot guide to finding it.