It orbits the Pacific clockwise. When they fire up the boilers on the Enterprise , it can control its direction a little bit, but real navigation is a practical impossibility with all the other shit lashed onto it. It mostly has to go where the wind and the Coriolis effect take it. A couple of years ago, it was going by the Philippines, Vietnam, China, Siberia, picking up Refus. Then it swung up the Aleutian chain, down the Alaska panhandle, and now it's gliding past the small town of Port Sherman, Oregon, near the California border.