On the southern side of the chain the Mesozoic zone disappears entirely a little west of Lago Maggiore and the crystalline rocks rise directly from the plain.
Triassic Permian Plutonic Rocks Volcanic Rocks West of a line which runs from Lake Constance to Lago Maggiore the zones already described do not continue with the same simplicity.
The Mesozoic belt of the southern border of the chain extends from Lago Maggiore eastwards.
By rail to Domo d'Ossola, whence the Toce or Tosa valley is followed to the Lago Maggiore (23 m.).
Of a wholly different character is the Lago di Varese, between the Lago Maggiore and that of Lugano, which is a mere shallow expanse of water, surrounded by hills of very moderate elevation.
Shore of the Lago Maggiore past Baveno, Stresa and Arona, and so on to Milan.
CARLO BORROMEO (1538-1584), saint and cardinal of the Roman Catholic Church, son of Ghiberto Borromeo, count of Arona, and Margarita de' Medici, was born at the castle of Arona on Lago Maggiore on the and of October 1538.
The Lago Maggiore is also the receptacle of the waters of the Lago di Lugano on the east and the Lago d'Orta on the west.