Categories GW2 GW2 Sonic Periscope Audio Log guide Post author By Dulfy Post date March 26, 2013 28 Comments on GW2 Sonic Periscope Audio Log guide GW2 Sonic Periscope locations guide for the Flame and Frost: The Razing Patch. Continue reading “GW2 Sonic Periscope Audio Log guide” Tags gw2, sonic periscope, Sonic Periscope Audio Log