Slide 1 Mystery Slide 2 Compass variation Compass problems are one of the cited phrases in many Triangle incidents. While some have theorized that unusual local magnetic…
Slide 1 Slide 2 The Bermuda Triangle, also known as the Devil's Triangle, is an undefined region in the western part of the North Atlantic Ocean, where a number of aircraft…
The FGDC and the Geographic Names Data Theme of the NSDI July 25, 2002 Bruce McKenzie & Alison Kiernan FGDC Directorate Issues Affecting Nations, Communities & Citizens…