Note: Located in a fertile plain on the right bank of the Rhône River, north of Avignon; the Battle of Arausio was here in 105 BCE in which the Romans were defeated by the Cimbri and Teutones; later conquered by Rome; became episcopal see in the 3rd century; an earldom ca. 800; independent in the 11th century; inherited by William the Silent in 1554; conquered by Louis XIV in 1672; ceded to France in 1713 by the Treaty of Utrecht; famous today for its Roman ruins including a semicircular theater that is the best preserved of its kind and a triumphal arch that is one of the Roman Empire's largest.