3730924 Column of Antoninus Pius in Rome, Italy (engraving); (add.info.: History of Ancient Rome. Column of Antoninus Pius is a Roman honorific column in Rome, Italy, devoted in 161 to the Roman emperor Antoninus Pius, in the Campus Martius, on the edge of the hill now known as Monte Citorio, and set up by his successors, the co. emperors Marcus Aurelius and Lucius Verus.); SeM/Universal Images Group.