The Castle of Burgos is located on the hill of San Miguel to 75 m above the city of Burgos. According to excavations the castle attributes to the Visigoths, and its oldest parts, to the Romans. It is believed that the fortress was already built back in 865 when Muslims amounted to the Castilian plateau led by Al-Mondzir obliterating. Twenty years later the Asturian monarch Alfonso III gives order to Count Diego Rodríguez Porcelos to repopulate and re-fortifying Burgos because had credited his military virtues in the Battle of Briviesca and in defend Pancorbo.
The growing importance of the city requires a great fortress, whose perimeter is well documented. Probably during the reign of Alfonso VIII of Castile occurs the first great transformation, participating experts builders to the Mudéjar taste of the time. The Castilian king Henry IV makes the second reform, mainly for beautification, in order to transform it into palace: halls, chambers and chapel.
During the Early Modern Age and because both the evolution of military techniques, as the remoteness of the war zones, loses its former defensive function. In its enclosure was settled the first training school for gunners that have been in Spain, reaching produce twenty quintals of gunpowder daily in 1542. This was about secondary activities.
During the French occupation, the June 15, 1813, the French army decided to leave the Castle of Burgos, and they destroyed it with explosives. The explosion resulted in the almost total destruction of all the castle grounds. The remains of the fortress, in state of ruins, has allowed its qualification as a museum, opened in 2003, or interpretation center, and it can also visit the well and the underground tunnels, known as Cueva del Moro.
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.