Yet another The Lord of the Rings reference for you.
I wrote this one about the black gate of Mordor previously – and I thought it was time for another one.
Totally looks like a blue version of the eye of Sauron right? I Love it! (Lord of the Rings geek alert!)
If you missed out on the questline in Northrend that brings you into contact with it, and just want to do a fly-by and check it out, you can find it in Ice Crown at co-ordinates: 44.2 | 21.6
Or simply look for it using this map as a reference