Final answer:
There were several temples in Pompeii and Herculaneum, including the Temple of Isis and the Villa of the Mysteries. These temples provided insights into the esoteric rituals of Isis worship and depicted ritual elements from a Dionysian mystery cult. Herculaneum also had temples, but information about their architectural features is limited.
Step-by-step explanation:
In Pompeii and Herculaneum, there were several temples that have been discovered and studied. One of the notable temples in Pompeii is the Temple of Isis, which was located just behind the city's theater. This temple was originally built during the reign of Augustus and was rebuilt after an earthquake in 62 CE. It showcased the esoteric rituals of Isis worship and was relatively small in size.
Another significant site is the Villa of the Mysteries, located just outside of Pompeii. This villa contains a fantastic scene depicting a ritual element from a Dionysian mystery cult. The scene displays life-size figures engaged in various activities, with architectural elements dividing the main scene into separate segments.
In Herculaneum, a city also affected by the eruption of Mount Vesuvius, a pyroclastic flow preserved organic material, human remains, wood, and other non-organic materials. The city had its own temples and religious structures, but specific information about their architectural features is limited.