The Pantheon is the most monumental of the ancient Roman temples. It's most striking feature is the oculus, which is Latin for "eye," in the center of the dome on top of the drum.
|Interior of the Pantheon - CC BY-SA 3.0|
|Interior of the Pantheon - Credit: Maros Mraz CC BY-SA 3.0|
|The Oculus of the Pantheon - Credit: Arnold Dekker CC BY-SA 3.0|