The Porta Galliera, the entrance gate to Bologna and drawbridge with temporary decorations for the entry of Pope Clement VIII in Bologna in 1598

The Square Tower

Claude Lorrain (Claude Gellée), Commissioned by Manuel de Moura

The Pediment Base of Trajan's Column, from "Speculum Romanae Magnificentiae"

Anonymous

Plate 27: Triumphal arch, elevation of the back, surmounted by allegorical figures and decorated with scenes from Roman mythology and history; from Guillielmus Becanus's 'Serenissimi Principis Ferdinandi, Hispaniarum Infantis...'

Johannes Meursius

Triumphal arch covered in foliage with mounted troops below, a temporary decoration for the entry of Pope Clement VIII in Bologna in 1598

Guido Reni

Plate 19: Triumphal arch, elevation of the front, surmounted by a cloud bearing Ferdinand and royal ancestors; from Guillielmus Becanus's 'Serenissimi Principis Ferdinandi, Hispaniarum Infantis...'

Johannes Meursius

Triumphal arch surmounted by a statue representing the city of Bologna, buildings seen through the arch below, a temporary decoration for the entry of Pope Clement VIII in Bologna in 1598

Guido Reni

Design for a Monument with Minerva?

Anonymous, Spanish, 16th century, Attributed to Patrizio Cajés

A Reconstruction of the Aurelian Temple of the Sun (above) and a View of the Ruins (below)

Jan Goeree

Triumphal arch surmounted by a statue of Moses, buildings seen through the arch below, a temporary decoration for the entry of Pope Clement VIII in Bologna in 1598

Guido Reni

Triumphal arch, from 'Éloges et discours sur la triomphante réception du Roy en sa ville de Paris ...' by Jean-Baptiste de Machault

Melchior Tavernier, Pierre Firens I, After Abraham Bosse, Jean-Baptiste de Machault

Triumphal arch erected by the foreign merchants of Vienna for the marriage of Joseph I in 1699; from 'Entwurff einer historischen Architectur ...'

Johann Adam Delsenbach, After Johann Bernhard Fischer von Erlach

Temple of Janus, from "Speculum Romanae Magnificentiae"

Anonymous, Antonio Lafreri