Chiesa di Sant'Andrea is a church on the Piazza della Repubblica in Orvieto, Umbria, central Italy. It dates to the 12th century and is noted for its distinctive decagonal bell tower.
Wikipedia https://en.wikipedia.org/wiki/Sant'Andrea,_Orvieto
Address 12 Via Cipriano Manente, Orvieto 05018, Italy
Coordinates 42°43'5.438" N 12°6'31.382" E