7075883 A Mosque in the Principal Street, Kairwan, Tunisia, c.1899 (photomechanical print) by Detroit Photographic Co. (fl.1898-1900); Private Collection; (add.info.: Kairouan, also known as Kirwan or al-Qayrawan, is the capital of the Kairouan Governorate in Tunisia. Referred to as the Islamic Cultural Capital, it is a UNESCO World Heritage site. The city was founded by the Arabs around 670.).