The Egyptian Obelisk of Augustus, from "Speculum Romanae Magnificentiae"

The Egyptian Obelisk of Augustus, from "Speculum Romanae Magnificentiae"

Anonymous, Nicolaus van Aelst

The Egyptian Obelisk of Constantine, from "Speculum Romanae Magnificentiae"

Giovanni Ambrogio Brambilla, Nicolaus van Aelst

Trajan's Column, from "Speculum Romanae Magnificentiae"

Giovanni Ambrogio Brambilla, Claudio Duchetti

Circus Flaminius, from "Speculum Romanae Magnificentiae"

Nicolas Beatrizet, After Pirro Ligorio, Michele Tramezzino

The Antonine Column, from "Speculum Romanae Magnificentiae"

Anonymous, Nicolaus van Aelst

Column of Antoninus and a Roman Obelisk, from "Speculum Romanae Magnificentiae"

Anonymous, After Enea Vico

The Vatican Obelisque, from "Speculum Romanae Magnificentiae"

Anonymous, Antonio Lafreri

Circus Maximus, from "Speculum Romanae Magnificentiae"

Nicolas Beatrizet, After Pirro Ligorio, Michele Tramezzino

Column of Trajan, from "Speculum Romanae Magnificentiae"

Anonymous, Antonio Lafreri

Circus Maximus, from "Speculum Romanae Magnificentiae"

Anonymous, After Pirro Ligorio, Bolognino Zaltieri

Circus Maximus, from "Speculum Romanae Magnificentiae"

Giovanni Ambrogio Brambilla, Claudio Duchetti

The Vatican Obelisk

Anonymous, Italian, 16th century