The 36 Lombard duchies included the Venetian cities of Ceneda , Treviso , Verona , and Vicenza .
In 643 AD the Lombards conquered the Byzantine base at Oderzo and took possession of practically all of Veneto ( and Friuli ) except for Venice and Grado .
The 36 Lombard duchies included the Venice cities of Ceneda , Treviso , Verona , and Vicenza .
In 643 AD the Lombards conquered the Byzantine base at Oderzo and took possession of practically all of Veneto ( and Friuli ) except for Venice and Grado .