Built by the Arabs about 400 meters high on the rock of Monte Tauro, the Castello Saraceno allowed to dominate on Taormina and its beautiful bay, and control the valley of the river Alcantara. The area of Monte Tauro coincided, in greek-Roman times, with the seat of the ancient acropolis less Taormina, Tauromenium. Castelmola represents the upper. It is likely that Muslims have used the fortress to defend themselves from the siege of the Normans of 1079. On that occasion the Count Roger, building a series of wooden towers all around the fortress, isolated himself in fact Muslims barricaded there, cutting them every type of supply. The only months hard resistance. Saraceno Castle of Taormina was during the reign of Frederick II, delivered to a noble castle. Today it is possible to appreciate the external walls of the building. Internal ones, however, were destroyed.
References:The Clementinum is a historic complex of buildings in Prague. Until recently the complex hosted the National, University and Technical libraries, the City Library also being located nearby on Mariánské Náměstí. The Technical library and the Municipal library have moved to the Prague National Technical Library at Technická 6 since 2009. It is currently in use as the National Library of the Czech Republic.
Its history dates from the existence of a chapel dedicated to Saint Clement in the 11th century. A Dominican monastery was founded in the medieval period, which was transformed in 1556 to a Jesuit college. In 1622 the Jesuits transferred the library of Charles University to the Klementinum, and the college was merged with the University in 1654. The Jesuits remained until 1773, when the Klementinum was established as an observatory, library, and university by the Empress Maria Theresa of Austria.