2nd century in architecture

Buildings

• 104–106 – Alcántara Bridge across the Tagus is Spain is built by order of Trajan.^[1]
• 113 – Trajan's Column in Rome is completed.^[2]
• 122 – Construction of Hadrian's Wall in Britain begun.^[3]
• c. 128 – Pantheon in Rome is completed.^[4]
• 129/130 – Arch of Hadrian in modern Jerash, Jordan is completed.^[5]
• 132 – Temple of Olympian Zeus, Athens, begun around 520 BC, is completed.
• 134 – Ponte Sant'Angelo in Rome is completed.
• 180–200 – Porta Nigra in Trier, Germania, is constructed.
• year unknown – Kallanai Dam (Grand Anaicut) in Tamil Nadu is completed.