Enjoy a day tour to the Abbey of Montecassino and town with its history . Montecassino Abbey is a famous Benedectine abbey in southern Italy , and site of a decisive Second World war . It is really advisable to visit the Montecassino Abbey to admire its beautiful architectural structure. It was founded by St. Benedict and built over the site of the pagan temple of Apollo, where the sculpture of Apollo was destroyed along with the altar.