Rumors of UFOs and other strangeness in Antarctica go back a long time. Operation Highjump arrived in 1946 with a heavily armed US Navy fleet. Their mission was to extend American sovereignty over Antarctica. The mission was supposed to take six months. Instead, it lasted six weeks. The Operation ended because of poor weather. At least, that's the official report. Eyewitnesses said aggressive flying craft chasing the Navy out of the area. In 1985, a medevac flight was forced over a "no-fly" zone near the South Pole. The crew saw a giant hole in the ice, as wide as a football field. When the crew returned to base, they were debriefed. Not by the Navy. By men in suits. One of the crewmen said they had the typical "DC look." In the 1990s, Navy flight crews reported silver discs zipping over mountain peaks at impossible speeds. The crews were told to never speak of it. In 2003, a Navy SEAL on a covert mission found an ancient structure protruding through the ice. It was made of something