Acknowledgements. Introduction. PART I: CUTTING THROUGH EARTH TIME—MR. SMITH′S SECTION FROM LONDON TO SNOWDON. 1. Recent Earth Time – The Holocene. 2. The Diluvium – The Flood and the Ice Ages. 3. Below the Surface – Into Tertiary Times. 4. Layer upon Layer – Deeper and Deeper into Earth Tine. 5. Oolites and Lias – The Jurassic before the Park. 6. Red Beds in the Midlands and Russia. 7. Fuelling the Industrial Revolution. 8. A Boundary dispute in the Welsh Hills. 9. The end of the Line – The Precambrian. PART II: MAJOOR POWELL′S BOAT TRIP THROUGH THE GRAND CANYON. 10. A Glympse into the abyss of Earth Time. 11. Signs of life appear. 12. The cambrian arms race. 13. The Upper Paleozoic – American Style. 14. The Missing Mesozoic and the making of the Canyon. 15. Peopling the Americas. 16. Rock of ages – Dating rocks and fossils. Earth Time – Conclusion. References. Index.