ESO Shrine of the Black Maw Delve Map with Skyshard and Boss location.
Map of Shrine of the Black Maw Delve (Shadowfen) with location of Skyshard and location of Boss Peers-Through-Glass needed to be killed to complete Shrine of the Black Maw Delve Dungeon and earn Achievement in The Elder Scrolls Online - ESO Maps, Guides & Walkthroughs.

Delve Name: Shrine of the Black Maw
Delve Boss Name: Peers-Through-Glass
Skyshard: 1
Zone: Shadowfen