GPS has made maps virtually infallible, cementing their status as the intrepid traveler’s ally. But while we?re less likely than ever to get lost, there?s still much to map that even the experts are not yet tuned into. So, to gain a better understanding of what?s on land, scientists are looking to the skies, as innovative aerial mapping methods fill in topographical gaps in academic, aesthetic, and environmental categories. And they’re using creative collaboration to color in the maps.