iExit Interstate Exit Guide App.

The article discusses three different resources for travel in the United States. The first resource is a book called "The Dayhiker's Guide to the National Parks" by Michael Joseph Oswald, which provides detailed information on the best hiking trails in all 63 US national parks. The second resource is a book called "Hotel Kitsch: A Pretty Cool Tour of America's Fantasy Getaways" by Margaret and Corey Bienert, which showcases unique and themed hotels across the country. The third resource is the iExit Interstate Exit Guide App, which helps travelers locate amenities such as gas stations, restaurants, and hotels along US interstates. [Extracted from the article]