Editing Abd al-Rahman I (section)

===Construction works===
[[File:Colonnes de la Mezquita (8281472877).jpg|thumb|The [[hypostyle]] hall, with its distinctive [[two-tiered arch]]es, inside the [[Great Mosque of Córdoba]], begun by Abd al Rahman I in 785–786.]]
Abd al-Rahman did much work to improve al-Andalus' infrastructure.<ref>{{Cite book |last=Gill |first=John |url=https://books.google.com/books?id=gGY2fSXko5kC&pg=PA75 |title=Andalucia: A Cultural History |publisher=Oxford University Press |year=2008 |isbn=978-0-19-970451-4 |pages=75}}</ref> He also built the world-famous [[Great Mosque of Córdoba]] (the present-day cathedral of Córdoba), which took place from 785 to 786 (169 [[Hijri year|AH]]) to 786–787 (170 AH).<ref name=":4">{{Cite book |last=Dodds |first=Jerrilynn D. |url=https://www.metmuseum.org/art/metpublications/Al_Andalus_The_Art_of_Islamic_Spain |title=Al-Andalus: The Art of Islamic Spain |publisher=The Metropolitan Museum of Art |year=1992 |isbn=0870996371 |editor-last=Dodds |editor-first=Jerrilynn D. |location=New York |pages=12|chapter=The Great Mosque of Córdoba}}</ref> It was expanded multiple times by his successors up to the 10th century.<ref name=":24">{{Cite book |title=The Grove Encyclopedia of Islamic Art and Architecture |publisher=Oxford University Press |year=2009 |isbn=9780195309911 |editor-last=Bloom |editor-first=Jonathan M. |pages=505–508 |chapter=Córdoba |editor-last2=Blair |editor-first2=Sheila S.}}</ref>