2009 L'Aquila earthquake region saw dozens of significant aftershocks following the main earthquake. The strongest, which hit at 19:47 CEST on 7 April, measured magnitude 5.3 and caused further damage. According to the Italian National Geophysics Institute director Boschi, the aftershock epicentres migrated south-east, thus lessening the risk of further major shocks near populated areas. Aftershocks caused safety problems for rescue crews searching for injured victims trapped in precarious structures in the historic center of L'Aquila, a medieval city. Using cranes and backhoes to remove loose bricks and broken timbers, the crews were aware that even a small aftershock could have triggered the
The Treasure of the City of Ladies The Treasure of the City of Ladies The Treasure of the City of Ladies (Le trésor de la cité des dames, also known The Book of the Three Virtues) is a manual of education by medieval Italian-French author Christine de Pisan. Finished, like her previous "Book of the City of Ladies", by the year 1405, and dedicated to Margaret of Burgundy at a time when Christine was writing works for Margaret's father Duke John the Fearless of Burgundy, the book aims to educate women of all estates with advice on various topics. Her "Book" and "Treasure" are two of her