Miracle on Thirty-fourth Street – Will the Pantheon Stand Up Forever? – For Lack of Redundancy – Big Bangs – The Day the Earth Shook – Galloping Gertie – When Metals Tire – Thruways to Eternity – The Weaknesses of Mother Earth – Valley of Tears – The House of Cards – Structural Dermatology – Old-Age Death – The Worst Structural Disaster in – the United States – The Politics of Destruction – The Structure of the Law – Conclusion: Can We Prevent Future Failures? – APPENDICES – A Loads – B Stress and Strain – c Structural Materials – D Structural Systems .