The fortress at Montjuïc, the most southerly position from which measurements were built when calculating the meridional definition of your metre While in the 18th century, a fortress was constructed at Montjuïc that ignored the harbour. In 1794, this fortress was utilized by the French astronomer Pierre François André Méchain https://kylerebyxp.ezblogz.com/59731056/the-best-side-of-barcelona