1021 - Church of the Quedlinburg Abbey, Holy Roman Empire built (begun c. 997).
1022 - Monastery of Sant Pere de Rodes, Catalonia consecrated.
About 1023
Romanesque church at Mont Saint-Michel off the Normandy coast founded.
Construction of Church of St Philibert, Tournus in Burgundy begun.
About 1025 - City of Gangaikonda Cholapuram founded as a capital of the Chola Empire.
1026 – Pomposa Abbey near Ferrara, Italy completed (except the campanile finished in 1063).
1029 - Construction of Sant Vicenç de Cardonia, Catalonia begun.
1020s in architecture Wikipedia (Text) CC BY-SA