The solar clock of Augustus, of which Augustus’s obelisk served as needle, was of gigantic dimensions. This huge gnomon was surely a tourist appeal for the contemporaries.

The great solar clock of Augustus, seen under another angle. . Today the obelisk is erected on the Piazza Montecitorio in Rome, with a bronze globe on its top.

In the centre left, only a few steps away from the Hadrian’s temple, should stand, according to certain documents, the famous Insula Felicles.

What we can hardly discern in the centre of the picture, close to the Aurelian wall, is a small altar called '' altar in favour of Augustus, of the Senate,of the Roman people and the peoples of the Empire''.

A wide street linked the Baths of Nero to the Mausoleum of Augustus. Alongside this Vicus was a badly defined temple, except that it could have been probably dedicated to Mars. You can discern it on the side of the street towards the Tiber in the centre of the picture.

Here is a general view of the la région VII of the Campus Martius, as we cross the Via Flaminia, which can be seen on the right hand side of the picture. This region is called after the name of a diversion of the Via Flaminia, called Via Lata. (Broad street). It spreads from the Aurelian Wall to the Servian Wall, between Quirinal Hill and the Campus Martius, and from Pincio Hill to the Imperial Forums.

One of the main urban centres of the VIIth Region are the barracks of Urban Cohorts ( police ) or " Castra Urbana " (Police) or “Castra Urbana”, in the centre of the picture. The Urban Cohorts have a triple function : Honour guard for the City of Rome in the Roman Time, urban police, and military force. Between 270 and 275 after JC did Emperor Aurelian build for the Urban Cohorts, up to then hosted in the Castra Prætoria, barracks in the Campus Martius, within the Campus Agrippæ. The barracks had the configuration and the austerity of military buildings.

The Forum Suarium (Pork-meat market). The Forum Suarium was the pork-meat market of Imperial Rome, situated in the north side of the Campus Martius in the VIIth Augustian Region, in front of the Castra Urbana. The administration was held by a prefect or one of his officers.

In this Region as well stood at the foot of the Pincio Hill, great gardens and important mansions. The House and Gardens said Lagiani ( A) (A) as wall as the House of what could be Great Pompeus’ House (B).