Asks for news of MH's health. Lists all letters JH has sent. Problems with European post. Trip from Rome to Naples. Neopolitan countryside. [Letter continued 2 June:] At Hotel de la Città di Napoli on Bay of Naples. Describes Mount Vesuvius. Visit with Teodoro Monticelli and British minister W. R. Hamilton. [Letter continued 3 June:] Attended opera at Europe's largest theater. Prefers Naples to Rome; will stay at least one month.