Heat (Knopf; $25.95), by Bill Buford, is a globe-trotting foodie's odyssey from New York to London to Italy. • Peter Hessler takes an intimate look at modern China in Oracle Bones (HarperCollins; $26.95). • Jonathan Wright's Ambassadors (Harcourt; $26) delves into the intrepid lifestyle of the world's first diplomats. • A cross between Baedeker and the Silver Spoon, Beth Elon's Culinary Traveller in Tuscany (The Little Bookroom; $24.95) mixes history, restaurant reviews, and recipes. • In The Naked Tourist (North Point Press; $24), adventurer Lawrence Osborne embarks on a grand tour with stops in Dubai, Calcutta, and Papua New Guinea. • The transformation of Rhodesia into Zimbabwe serves as a backdrop for Wendy Kann's family memoir, Casting with a Fragile Thread (Henry Holt; $23).