Castra (mv) of castrum (ev) was de benoaming veur n Romeinsleagerkamp.
Castra, 1 Praetorium 2 Via Praetoria 3 Via Principalis 4 Porta Principalis Dextra (rechterpoorte) 5 Porta Praetoria (heufdpoorte) 6 Porta Principalis Sinistra (linkerpoorte) 7 Porta Decumana (achtersten poorte)