Sacagawea the navigator -- James Beckwourth the mountain man -- Laura Ingalls Wilder the homesteader -- John Muir the preservationist -- Florence Merriam Bailey the conservationist -- William Sheppard the missionary -- Harriet Chalmers Adams the geographer -- Matthew Henson the Arctic explorer -- Amelia Earhart the aviator -- Sally Ride the astronaut -- Epilogue: The future of American exploration

"A fascinating new history of America, told through the stories of a diverse cast of ten extraordinary-and often overlooked-adventurers, from Sacagawea to Sally Ride, who pushed the boundaries of discovery and determined our national destiny"--