San Marcello was a fortressbuilt on the hillssurrounding Jesi to defendthistown. Ittookits name after the Pope Marcellus, whosent Saint Septimius to Jesi to evangelizeitsinhabitantsat the beginning of the 4th century A.D. Not to be missed: the “bomboniera dorata” (gildedkeepsake), thatis the lovelymunicipal theatre calledthis way because of itspeculiar charm and becauseitislocated in the 16th century Palazzo Marcelli, the present site of the town hall.