1520s in architecture

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Buildings and structures

c. 1520
- Lupton's Range (third side of the Eton School Yard), with Lupton's Tower, designed by architect Henry Redman, completed at Eton College in England.
- Metz Cathedral in the Duchy of Lorraine completed by construction of south transept.
- Rebuilding of San Giacomo Scossacavalli in Rome begun by Antonio da Sangallo the Younger (completed 1592).
1521
- Château de Chenonceau built in the French Loire Valley.
- Rebuilding of Hampton Court Palace near London completed by Cardinal Wolsey.
1522 – Vilnius City wall completed, including the Gate of Dawn.
1523 – Completion of Saint-Jacques Tower, Paris.
1525
- Laurentian Library in Florence designed by Michelangelo.
- Rebuilding of St Peter and St Paul's Church, Lavenham, England, probably to the design of John Wastell (died 1515), completed.
- Rebuilding of Segovia Cathedral begun by Juan Gil de Hontañón.
- Palazzo del Te, Mantua, begun by Giulio Romano.

1527 – Kabuli Bagh Mosque in Panipat, Mughal Empire, built.
1528
- St. George's Chapel, Windsor Castle, England completed.
- Zhaosi Hall, Wuxi, China completed.

Jacopo Sansovino is appointed chief architect and superintendent of properties (Protomaestro or Proto) to the Procurators of San Marco in Venice.

c.1520 – Girolamo Cassar, Maltese architect and engineer (d. c. 1589–92)
1521: April 5 – Francesco Laparelli, Italian architect and engineer (d. 1570)^[1]
1527 – Hans Vredeman de Vries, Dutch architect and engineer (d. c. 1607)