By captivating millions during his six-year, fifty-country tenure as the New York Times's "Frugal Traveler," Seth Kugel has become one of our most internationally beloved travel writers. While his famously unassuming journeys around the globe have forged a signature philosophy of whimsy and practicality, they have also revealed the seemingly infinite booby traps of on-the-grid tourism. In a book with widespread cultural reverberations, Kugel takes...