Theatres and Amphitheatres

Theatres (Theatrum)
Theater (Livius)
Amphitheatres (Amphi-Theatrum)
Amphitheatre (Livius)
The Ancient Theatre Archive (A Virtual Tour of Greek and Roman Theatre Architecture)
Signa Romanum. Theatres
Signa Romanum. Amphitheatres
Ancient Theatres. Dick Osseman photo Archive