Author and Morning Edition co-host Steve Inskeep details the story of John and Jessie Frémont, the husband and wife team who in the 1800s were instrumental in the westward expansion of the United States. Also, take a trip with author Mike Graf and discover the beauty of America’s unforgettable landscapes with this three-dimensional tour of its national parks. Each of the 59 U.S. national parks is profiled in this illustrated visual guide, and five of the nation’s most prominent parks—Yellowstone