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 - Pigorini National Museum of Prehistory and Ethnography.
Collection of ancient manuscripts, including papyri, ostraca, and the Peutinger Map
Paris, Louvre
Prefectural Museum of Antiquities (Rouen)
Castra Praetoria
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