Book excerpt: Lynne Cheney and Robin Preiss Glasser, creators of the bestselling America: A Patriotic Primer and A is for Abigail: An Almanac of Amazing American Women, take you on an unforgettable tour of America—from the Everglades of Florida to the grasslands of Kentucky to the Sierra Mountains of California. Come along on a summer vacation from state to amazing state, and learn about interesting regional and historic facts along the way with an energetic family, and even the family dog!