In Tuscany’s Arno Valley, New Evidence Sparks Rivalry Over Mona Lisa’s Mystery Bridge

Everything that’s Tuscany is right here in the Valdarno southeast of Florence. Chianti’s vineyards are nearby. So are Arezzo and Siena, hilltop hamlets as far as the eye wanders, and the table’s bounty.

The Arno’s here, too, coasting for the autostrada for miles, then widening out into lush vegetation teeming with wildlife. Born-and-bred Valdarnesi remember a dip in its waters on steamy days. And they remember the flood of 1966 when it unleashed its wrath on Florence and