Onsernone

Onsernone is a municipality in the Swiss canton of Ticino, near the city of Locarno. The river Isorno, known as the Onsernone River in Italy, runs through the valley with which Onsernone shares its name.

Isorno is a former municipality in the district of Locarno in the canton of Ticino in Switzerland. On 10 April 2016 the former municipalities of Vergeletto, Gresso, Mosogno and Isorno merged into the municipality of Onsernone.

thumb|right|Flag Comologno is a village and former municipality in the district of Locarno in the canton of Ticino, Switzerland.

Spruga (La Sprüga in Ticinese dialect, Sprugg in Swiss German) is a village in the Swiss municipality of Onsernone, in the district of Locarno, in the canton of Ticino. It lies on the sunny, south-facing slopes above the Isorno river on the border of Italy. The first recorded mention of Spruga goes back to the year 1285. Spruga is the last village on the sole road into the Onsernone Valley as well as the nearest settlement to the thermal baths at Bagni di Craveggia where a 6-story hotel, now in ruins but open to the public, was built in 1819. In the 19th century, visitors to the baths had to t