Constantine abolished the praetorian guard and then ordered to dismantle the western wall of the castrum.
https://en.wikipedia.org/wiki/Castra_Praetoria
Praetorian : The Rise and Fall of Rome`s Imperial Bodyguard, - Guy de la Bedoyere
Constantine abolished the praetorian guard and then ordered to dismantle the western wall of the castrum.
https://en.wikipedia.org/wiki/Castra_Praetoria
Praetorian : The Rise and Fall of Rome`s Imperial Bodyguard, - Guy de la Bedoyere
Ara Pacis Museum
Rome, Vatican Museums
Rome, Museo nazionale della civiltà romana
Collection of ancient manuscripts, including papyri, ostraca, and the Peutinger Map
Paris, Louvre
Prefectural Museum of Antiquities (Rouen)
The hiding place of Claudius by the praetorian guards after the murder of Caligula.
The gate was walled up (hence the modern name Porta Chiusa).
Republican opus quadratum tomb in tufa and peperino (c. 8 x 8 m) located well outside the Servian Wall on the *Via Nomentana