Languages of Gibraltar were 326 people of Spanish nationality in Gibraltar, and a large number of ""Frontier Workers"" who commute there for work. Owing to its close proximity to Morocco and Algeria, the Berber language and Maghrebi Arabic are spoken by the Moroccan and other North African minorities in the city. In 2001, there were 961 Moroccans in Gibraltar. Hindi and Sindhi is also spoken by the Indian community of Gibraltar. Maltese, a language which was widely used in Gibraltar up until the late 19th century, and is still spoken by some families of Maltese descent. Similarly, Genoese was spoken in Catalan Bay
Lines of Contravallation of Gibraltar ruins of the fortifications, of which only a few fragmentary remains can be seen today. Following the Anglo-Dutch capture of Gibraltar in 1704 and the subsequent Twelfth Siege of Gibraltar, in which the Spanish and their French allies sought unsuccessfully to recover the territory, the Spanish built a permanent line of fortifications facing south across the isthmus. Construction began in November 1730 under the Marquis of Verboom with the intention that the lines would block any British invasion of Spanish territory mounted from Gibraltar, act as a starting point for any future Spanish operations against Gibraltar, and cut off access