<p>
	Archaeological finds date the first human settlements in the territory of Pennabilli Etruscan and Roman. During the barbarian raids of the mid-first millennium A.D., the two steep hills on which stands the capital (now called &quot;Great Rock&quot; and &quot;Rock&quot;), served as a refuge for populations settled in the area and along the river Marecchia. This was the origin of the community of &quot;pen&quot; and &quot;Billi&quot; whose names (the one derived from the Latin word &quot;Fin&quot;, summit, tip, the other from &quot;Bilia&quot;, top of the trees) make reference to the characteristic shape of the two hills. According to another &quot;Billi&quot; theory derives, instead, from the Etruscan god of fire called &quot;Bel&quot;, worshiped in a temple became, in the Christian era, the church of San Lorenzo (the fire martyr). In 1004 a descendant of the Carpegna family nicknamed &quot;Malatesta&quot;, perhaps because stubborn and reckless, start memorize options the construction of the fortress on Roccione: it was the birth of the famous family that descended from Penna first to Verucchio and then to Rimini, would subject the whole Romagna. The union with the nearby castle of Billi only took place in 1350 with the laying of the &quot;Stone of Peace&quot; in the market square of sorts between the two settlements. The new common pass memorize options pi &amp; ugrave; sometimes under the influence of the Malatesta, the Montefeltro, the Medici and the Papal States. In 1572, with the transfer of the bishopric from San Leo, Pope Gregory XIII awarded him the &quot;City&quot; title. Pennabilli &amp; apos; still the seat of the Diocese of San Marino-Montefeltro. In the Italy joined the municipality of Pennabilli &amp; apos; It belonged to the Marche (Pesaro and Urbino) until August 15, 2009, when it &amp; apos; It was seconded jointly with six other municipalities of the Valmarecchia in implementation of the outcome of a referendum held on 17 and 18 December 2006. Against the territorial variation Marche appealed to the Constitutional Court, but this one has considered unfounded.</p>
