The Marta is an Italian river that flows into the Tyrrhenian Sea. Its source is Lake Bolsena near Marta.The Times (1985), Atlas of the World: Comprehensive Edition, Times Books, Plate 79 (E4). It flows past Tuscania and is joined by a tributary that flows from the Cimini Hills. It then flows past Tarquinia and enters the Tyrrhenian Sea near Lido di Tarquinia.
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