The museum's 1974 addition was a re-creation of Villa dei Papiri, a Roman villa destroyed by the terrible eruption of Mount Vesuvi us in a.d. 79.
Mount Vesuvi erupted in a.d. 79 for the first time.
mnli hypothesis: Mount Vesuvi erupted in a.d. 79 for the first time. premise: The museum's 1974 addition was a re-creation of Villa dei Papiri, a Roman villa destroyed by the terrible eruption of Mount Vesuvi us in a.d. 79.