Sulmona (sōōlmô´nä), town (1991 pop. 25,454), Abruzzi, central Italy, on the Gizio River. A commercial and light industrial center, it lies in a small, fertile plain enclosed by Apennine peaks. Of note are the Palazzo dell'Annunziata (15th–16th cent.), the Gothic Napoli gate, and the Cathedral of San Panfilo.
"Sulmona." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (March 26, 2019). https://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/sulmona
"Sulmona." The Columbia Encyclopedia, 6th ed.. . Retrieved March 26, 2019 from Encyclopedia.com: https://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/sulmona