Prologue: a voyage among the holes -- The relativity of space and time -- The warping of space and time -- Black holes discovered and rejected -- The mystery of the white dwarf -- Implosion is compulsory -- Implosion to what? -- The golden age -- The search -- Serendipity -- Ripples of curvature -- What is reality? -- Black holes evaporate -- Inside black holes -- Wormholes and time machines -- Epilogue: an overview of Einstein's legacy, past and future, and an update on several central characters.