The Plaça del Rei is probably the best example of what the city was during the Middle Age. The main building in it, is the Royal Palace whose history goes back to the 11 th century. This imposing construction was the residence of the Catalan counts between the 13 th and the 15 th centuries. Its appearance nowadays is the result of several alterations. So, although most of it looks Gothic style some Visigothic and Romanesque features can be identified, since it is the base of the building. On one side of the building, on top of the old Roman wall of Barcelona , the 14th-century royal chapel of Santa Àgata can be seen. It contains the valuable Contestable altarpiece by Jaume Huguet. The opposite building is the 16th-century Lieutenant’s Palace, which has a beautiful Renaissance courtyard andwhich, nowadays, is home to the Archive of the Crown of Aragon. Closing off the Plaça del Rei is the Casa Clariana-Padellàs. It hosts the Museu d’Història de la Ciutat de Barcelona , wh