The Freemasons have a double-headed eagle.
It isn't one of the predominant symbols but it's common.
Creative thinking but Q has linked it to the Iridium satellite network.
I wonder who he gave up.
This is probably the most "conspiracy nut" I get but I think it sure looks ominous. I know there were some posts some time back about water channels in NYC but I can't seem to find them – sorry if this is a dupe.
https://gizmodo.com/an-artificial-cave-200-beneath-central-park-with-micha-1446538828
This is a gigantic "cistern" and water channel network that has been dug under NYC. It exists – Bloomberg did a presser there.
It sure looks like an underground fallout shelter to me, though. It seems to to me these sorts of things would come in useful for a society that is under constant threat of nuclear war.
There are more photos in the link above but I included a couple to whet your appetite.
Cutting edge stuff …. why were they really there?