La Giralda – the adjacent tower and, until recently, the tallest landmark in Seville – is one of the few remains of the site's original mosque, built by the 12th-century Berber-Muslim Almohad ...

The Difficult Sites: Architecture Against the Odds exhibition in the RIBA Architecture Gallery will close to the public at 5pm on Friday 20 December, and reopen at 10am on Monday 6 January. 4 December ...

The first building to include a fully pendentive dome, Hagia Sophia is a paragon of Byzantine architecture. It was built as a Christian church by emperor Justinian I in 537, but it now serves as a ...