# 9th century in architecture
## Buildings and structures
### Buildings

* about 800 – Borobudur temple in Java completed.
* 802
** Haeinsa of Korea, is constructed.
** Palace of Charlemagne in Aachen, Carolingian Empire completed (begun about 790). The Palatine Chapel still stands.
** At Oviedo in the Kingdom of Asturias
*** Cámara Santa constructed.
*** First reconstruction of Oviedo Cathedral begun by Tioda.
* 815 – Second Temple of Somnath built in the Pratihara Empire, India.
* 816 – Reims Cathedral begun.
* 810s – Chapel of San Zeno in Santa Prassede, Rome decorated.
* 818 – Old Cologne Cathedral built.
* 820s
** Imperial Abbey of Corvey on the Weser founded.
** Fontanella Abbey reconstructed.
* 827 – Mosque of Amr ibn al-As in Fustat, Egypt reaches its final form.
* c. 830–842 – Construction of basilica church of San Julián de los Prados in Oviedo, Kingdom of Asturias, designed by Tioda.
* 836
** Samarra founded in Mesopotamia as the capital of the Abbasid Caliphate.
** Great Mosque of Kairouan founded in Aghlabid Tunisia.
* 838 – Jawsaq Khakani Palace built in Samarra.
* 840s – Santa María del Naranco Hall, San Miguel de Lillo constructed.
* 840 – The main pagoda of the Three Pagodas in Dali, Yunnan, China is built.
* c. 842 – San Miguel de Lillo in Oviedo, Kingdom of Asturias is built.
* 847 – St. Peter's Basilica and Basilica of Saint Paul Outside the Walls in Rome partly rebuilt.
* 848
** First enlargement of the Great Mosque of Cordoba, in the Emirate of Cordoba finished (begun in 832).
** Santa María del Naranco built in Oviedo as part of a palace complex of Ramiro I King of Asturias
* c. 850 – Prambanan Temple built in Java.
* 851 – Great Mosque of Sousse built in Aghlabid Tunisia.
* 852
** Great Mosque of Samarra and Malwiya Minaret completed (begun in 848).
** Hildesheim Cathedral begun.
* c. 854 – Balkuwara Palace of Caliph Al-Mutawakkil built in Samarra.
* 855 – Construction of the second Würzburg Cathedral (building no longer existing).
* 858 – Invading Vikings set fire to the earliest church on the site of Chartres Cathedral, necessitating its reconstruction.
* 859 – Halberstadt Cathedral constructed.
* 861 – Abu Dolaf Mosque built in Samarra (begun in 859).
* 862 – Reims Cathedral constructed.
* 864 – Cathedral of Santa Maria Assunta on Torcello partly rebuilt.
* 869 – City walls of Dijon, Le Mans and Tours reconstructed.
* c. 870 – Church of St. Apostles Peter and Paul in Serbia is reconstructed.
* 873 – Imperial Abbey of Corvey begun; church westwork completed c. 885.
* 875 – Great Mosque of Kairouan in Aghlabid Tunisia reaches its current aspect.
* c. 875 – The Great Basilica of Pliska, capital of the First Bulgarian Empire is finished.
* 879
** Mosque of Ibn Tulun, Fustat, Tulunid Egypt finished (begun in 876; consecrated 884).
** Preah Ko, first temple built in the Khmer Empire capital of Hariharalaya.
* 880
** The oldest Islamic contraction in Iran, the Tarikhaneh Temple (mosque) in Damghan, is built.
** Nea Ekklesia church in Constantinople consecrated.
* 881 – Bakong, first temple mountain built in Hariharalaya.
* c. 883–902 – Shankaragaurishvara Temple in Kashmir built.
* 885 – Chausath Yogini temple is built in Khajuraho, Chandela kingdom.
* After 887 – St Mark's Campanile in Venice begun as a watch tower.
* 893 – Lolei temple in Hariharalaya built.
* 897 – Reconstruction of Nantes Cathedral begun.
* 9th century
** Basilica of Sant'Ambrogio in Milan – the right bell-tower; known as "dei Monaci" ("bell tower of the monks"), is constructed.
** Derawar Fort in Bahawalpur, Punjab built.
** Banyunibo Buddhist temple in Java is constructed.
** Church of Holy Trinity, Split (Croatian: Crkva sv. Trojstva) in Split, Croatia.
** Church of the Holy Cross, Nin (Croatian: Crkva svetog Križa) in Nin, Croatia.
** Fortified Church of the Saintes Maries de la Mer in Provence.
* Late 9th century – La Foncalada fountain in Oviedo, Asturias constructed.

## Deaths

* 814 – Odo of Metz, Carolingian architect (born 742)