Every straight line from the orange dot is the shortest route across the globe, and every ring is a true distance from home. The outer edge of the circle is a single point: the spot on the far side of the Earth, in the southern Indian Ocean, well south of Madagascar.
| City | Miles | Kilometers | Initial heading |
|---|
Headings are true (not magnetic) and are the direction you would set out in. On a great-circle route the heading changes along the way, which is why flights to Europe head north over Canada and Greenland.