A definitive must-see highlight in Tuscany is the historic center of Florence, home to breathtaking architectural masterpieces like the Duomo, the Uffizi Gallery, and Michelangelo's David. Beyond Florence, essential bucket-list sights include the iconic Leaning Tower of Pisa, the medieval towers of San Gimignano, the sweeping cypress-lined landscapes of the Val d'Orcia, and the stunning Piazza del Campo in Siena, offering an unforgettable blend of art, history, and rural beauty.