Everyone loves a good tour of Earth from space, and I've seen lots of them. But unless you are very familiar with the geography below, it can be hard to tell just what part of the planet you are looking at. The following video, narrated by NASA's Justin Wilkinson, fixes that, guiding you as the film zooms from hemisphere to hemisphere, continent to continent. Enjoy.
We want to hear what you think about this article. Submit a letter to the editor or write to email@example.com.