956 - first Duomo documented here as “Sancta Maria Episcopii Spolitani";
ca. 1178 - rebuilt after the Emperor Frederick I Barbarossa sacked Spoleto; original facade survives;
1785-92 - interior remodeled;
Frescoes by Pintoricchio and Filippo Lipppi;
Now houses a painted crucifix that is signed (by Alberto Sotio) and dated (1187), from SS Giovanni e Paolo (below)





































































