The lakes Averno (Avernus), Lucrino (Lucrinus), Fusaro (Palus Acherusia), and Agnano are within this group, which has shown activity in historical times.
Amongst the principal lakes are the Wochein, the Weissenfels, the Veldes, and the seven small lakes of the Triglav; while in the Karst region lies the famous periodical lake of Zirknitz, known to the Romans as Lacus Lugens or Lugea Palus.
The Gironde viticultural region is divided into six main districts, namely, Medoc, Sauternes, Graves, Cotes, Entre-deux-Mers and Palus.
Farther west, on the coast, and provided with a convenient harbour, stands Pozzuoli (Puteoli), a city containing many Roman remains, but now chiefly remarkable for the large gunworks erected by Messrs Armstrong & Co.; and beyond it, round the Bay of Baiae, are Monte Nuovo, a hill thrown up in a single night in September 1538; the classic site of Baiae; the Lucrine Lake; Lake Avernus; the Lake of Fusaro (Acherusia Palus); the Elysian t Fields; and the port and promontory of Misenum.
According to another account, they originally came to the Thermodon from the Palus Maeotis (Sea of Azov).