<P> In the novel The Broker by John Grisham, Joel Backman takes his second of three wives on vacation in Italy to keep her from divorcing him . They rent a 14th - century monastery near San Gimignano for a month . </P> <P> M.C. Escher's 1923 woodcut, San Gimignano, depicts the celebrated towers . </P> <P> A 15th - century version of the town is featured in the 2009 video game Assassin's Creed II . </P> <P> San Gimignano is twinned with: </P>

Why are there so many towers in san gimignano