Paris is a city made for walkers. One can cross is on foot from Montmartre to Montparnasse in half a day - but why would you want to, when there are so many intriguing distractions, from cafes, restaurants and boutiques to museums, galleries, and sites associated with twenty centuries of history? In Paris on Foot, prize-winning travel author John Baxter, a thirty-five-year resident in the city, shares for the first time his favorite promenades around...