An amphitheater is a full circle, like the coliseum, and this is a theatre (which is a half circle):
This is where the Romans (and Byzantines, which were the Romans after they embraced Christianity in 324) had plays and concerts, but also where (before they embraced Christianity) the Christians were persecuted and fed to lions.
You can see the curves in the stage where they put instruments for acoustics or giant fires for lighting up night plays.
Here is a real coin with King Agrippa on it:
Nearby is the hippodrome, where they had chariot races every four years and introduced the idea of giving prizes to the second and third place winners as well:
You can see the places where animals were kept:
Herod’s palace faces the sea, and many rulers lived here including Agrippa, Pontius Pilate, Felix, and Festus:
You can see the mosaics on the floor still, with the classic Herodian design:
Here are the dungeon rooms where Paul was kept in prison under house arrest:
The palace is built on the famous Roman arches:
There was no water there, so Herod built his famous aqueduct to bring water from the spring six miles away:
We had a beautiful and exciting morning, exploring on this gorgeous day of sunshine at the sea!