19th century BC in architecture

• {{Circa}} 1860 BC, construction of the Ancient Egyptian fortress at Buhen{{Cite book |last1=Lewis |first1=Leo Richard |title=The Compendium of Weapons, Armor & Castles |last2=Tenney |first2=Charles R. |publisher=Nabu Press |year=2010 |isbn=978-1146066846 |pages=139}}
• Nuraghe Santu Antine

• 19th century BC
• 18th century BC in architecture
• Timeline of architecture

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Architecture

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