The Brenno is a 40-kilometre long river in canton Ticino in Switzerland. It drains most of the Blenio Valley and it joins the Ticino between Pollegio and Biasca.
The Brenno is a 40-kilometre long river in canton Ticino in Switzerland. It drains most of the Blenio Valley and it joins the Ticino between Pollegio and Biasca.
