The greatestdestruction that takes placeuponyourplanet, and the greatest sadness that isbrought about as a resultof it, are your man-made, man-inducedwars.
Many of them question whether cultural phenomena, including destruction layers, cultural-piercing features (man-made structures displaced by surface rupturing, e.g. viaducts), structural damage to buildings, indications of repairs, historical accounts and myths can be reliably used as earthquake indicators.