GIUK
( GIUK) What a horrible sound ! What is this, someone puking ? GIUK. There goes dinner. Or it is an acronym: Greenland-Iceland-United Kingdom. Add the word "Gap" and one gets the idea. The GIUK Gap is a line of ocean floor sensors called SOSUS. In essence, these are a line of hydrophones that are so sensitive that noise from Soviet submarines were detected before they departed their North Cape bases. During the Cold War, it would not be un-common for any Soviet SSN/SSBN to have an American shadow. Greenland is the first link in this chain. In addition to its own SOSUS contribution, Thule Air Base re-named Pituffik, is the northern most American outpost. Over its history, it was a forward station for the Strategic Air Command where B-52 Stratofortress flew CROME DOME missions (when SAC aircraft orbited the periphery of Soviet territory prepared to fly to their targets when ordered). Lastly, Pituffik is one of three BMEWS (ballistic missile early warning systems), The Ameri...