The Citadel of Barcelona was a bastion fort citadel built in Barcelona. The works commenced in 1714 and, at the time of its construction, it was the largest fortress in Europe, capable of housing 8,000 troops.
18th-century plan of the Citadel (published in Arxiu Històric de la Ciutat de Barcelona)
The Arsenal of the fortress of Ciutadella in Barcelona, in 1725. Drawing by Diego Butler, cadet of the Regiment of Hibernia (Archives of the Ministry of Culture, Spain)
Plan of Barcelona (c. 1806) showing the city in the centre, flanked by the Citadel to the right and Montjuïc Castle to the left. Published in Voyage de l'Espagne by Alexandre de Laborde. Paris, 1806–1820.
Palau del Parlament de Catalunya
The Palau del Parlament de Catalunya is the assembly hall of the Parliament of Catalonia, located in Barcelona. It was built between 1717 and 1727 as the arsenal of the Ciutadella, to designs of Jorge Próspero de Verboom.
West façade of the palace
Elevation of the Arsenal of the Ciutadella, 1725
Façade
The parliamentary chamber