Tuscany; Arezzo; Arezzo Cathedral (Cattedrale dei Santi Pietro e Donato): presbytery with new altar and triptych; realized 2012 on occassion of visit of Pope Benedict XVI by Giuliano Vangi; and marble retable ll'Arca di san Donato (Arch of St Donatus) of 1362 in the apse; The retable at the main altar is the burial place (body without head) of San Donato d`Arezzo (St Donatus of Arezzo; ? - 363 AD); second bishop of Arezzo; martyr; Saint and patron saint of Arezzo. Arezzo Cathedral was built 1278 - 1511; its facade was built 1901 - 1914.