Scale this half-ruined tower, part of the impressively restored medieval fortress crowning Castiglion Fiorentino, for panoramic views of the Val di Chiana. Buy tickets at the ticket desk inside the neighbouring Museo Civico Archeologico , a well-put-together archaeological museum that incorporates medieval prison cells and the subterranean remains of a 6th-century-BC Etruscan temple and an Etruscan house from the late 4th century BC.