From Verona:
Take the SR62 about 600 Mts. Turn right and drive for 5 Kms., direction Modena. Take the A22 and drive for 2 Kms. until you get the Motorway A4. Then, exit Desenzano del Garda and follow the signs for Brescia.

From Milan:
You can take the Motorway A4 Milan-Venice and exit Desenzano del Garda. Follow the signs first for Brescia, then Sedena and finally for Palazzo Arzaga.