Final answer:
The estate of Julia Felix in Pompeii is called the Villa of Julia Felix or Domus Iuliae Felicis and it showcases the opulent lifestyle of the Roman elite during that period.
Step-by-step explanation:
The name of the estate that belonged to Julia Felix in Pompeii is often referred to simply as the Villa of Julia Felix or Domus Iuliae Felicis. Julia Felix was a wealthy property owner in the ancient city, and her expansive estate included luxurious gardens, a bath complex, and residential apartments. After the eruption of Mount Vesuvius in AD 79, parts of the estate were preserved under layers of ash and pumice, providing insight into the opulent lifestyle of the Roman elite.