Get an astronaut's-eye-view of some of the U.S.'s most breathtaking parks.
There are plenty of stunning vistas in any national park, but the best view is from the air. The U.S. National Park Service is in charge of 84 million acres across every state and U.S. territory. To understand the true scope of these nature preserves, you’ve got to see them from above, as in these aerial images collected by National Geographic Travel. See how these 10 national parks look from space: