On the left-hand altar is the canvas showing Saint John the Baptist in the Desert, datable around the 1580s. This work, also by Francesco Vanni, came from the ancient church of the Santissimo Salvatore. The painting is characterized not only by chromatic and formal elegance, but also by the mystical vein typical of Vanni’s art. The scene is set in the desert, the place where John the Baptist . . .