Introduction: Histories of Forgetting -- Pt. I. Building the Social Imaginary: 1885-1997. 1. Booster Myths, Urban Erasure. 2. L.A. Noir and Forgetting. 3. Building Blade Runner. 4. Movie Locations. 5. The Panic: Imagined Fears after April 1992. 6. Two Neighborhoods -- Pt. II. Imaginary Vietnamese in Los Angeles. 7. Stories in An English I Don't Speak: A Novel -- Pt. III. Docufables. 8. Witnesses After the Fact. 9. Fictions. Asi es la Vida. The Phoenix Tree. The Unreliable Narrator. Noir as the Ruins of the Left -- Pt. IV. Forgetting on the Screen. 10. The Most Photographed and Least Remembered City in the World. 11. The Imaginary LAPD -- Pt. V. Conclusion. 12. Suburban Noir and Cyberspace -- Appendix. Where is Forgetting Located? -- Afterword: Borges' Father