Adda (river)
river in Italy
The Adda is a river in northern Italy. It is a left tributary of the Po. The river has 313 km (194 mi) long.
![](http://up.wiki.x.io/wikipedia/commons/thumb/a/aa/TIRANO_Adda.jpg/250px-TIRANO_Adda.jpg)
The river starts in the Alps near the border with Switzerland and flows through Lake Como. Major cities on the Adda are: Bormio, Tirano, Sondrio, Lecco and Lodi. The main tributaries of the Adda are: Brembo, Serio and Mera.