The Diveria ( Walliser German: ''Churumm Bach'';In this part of the Haut-Valais, the language spoken is the

Walliser Walliser may refer to: * people from the Swiss canton of Valais (German: Wallis) * Pennine Alps (German: ''Walliser Alpen'') * Walliser German, an Alemannic dialect spoken in Valais and other regions of the Alps The Alps () are some of the ...

German German(s) may refer to: * Germany, the country of the Germans and German things **Germania (Roman era) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizenship in Germany, see also Ge ...

dialect. German: ''KrummBach'') is an

Alpine Alpine may refer to any mountainous region. It may also refer to: Places Europe * Alps, a European mountain range ** Alpine states, which overlap with the European range Australia * Alpine, New South Wales, a Northern Village * Alpine National P ...

river A river is a natural stream of fresh water that flows on land or inside Subterranean river, caves towards another body of water at a lower elevation, such as an ocean, lake, or another river. A river may run dry before reaching the end of ...

which flows through

Switzerland Switzerland, officially the Swiss Confederation, is a landlocked country located in west-central Europe. It is bordered by Italy to the south, France to the west, Germany to the north, and Austria and Liechtenstein to the east. Switzerland ...

(

Canton Valais Valais ( , ; ), more formally, the Canton of Valais or Wallis, is one of the cantons of Switzerland, 26 cantons forming the Switzerland, Swiss Confederation. It is composed of thirteen districts and its capital and largest city is Sion, Switzer ...

) and

Italy Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...

(

Province of Verbano Cusio Ossola The province of Verbano-Cusio-Ossola (, ) is a province in the Piedmont region of Italy. It was created in 1992 through the fusion of three geographical areas which had previously been part of the province of Novara. The area flanking the west ...

). It is a

tributary A tributary, or an ''affluent'', is a stream or river that flows into a larger stream (''main stem'' or ''"parent"''), river, or a lake. A tributary does not flow directly into a sea or ocean. Tributaries, and the main stem river into which they ...

of the

Toce The Toce (; ; ) is a river in Piedmont, Italy, which stretches the length of the Val d'Ossola from the Swiss border to Lake Maggiore into which it debouches near Fondotoce in the commune of Verbania. The river is long and is formed in the uppe ...

and therefore, via

Lake Maggiore Lake Maggiore (, ; ; ; ; literally 'greater lake') or Verbano (; ) is a large lake located on the south side of the Alps. It is the second largest lake in Italy and the largest in southern Switzerland. The lake and its shoreline are divided be ...

and the

Ticino Ticino ( ), sometimes Tessin (), officially the Republic and Canton of Ticino or less formally the Canton of Ticino, is one of the Canton of Switzerland, 26 cantons forming the Switzerland, Swiss Confederation. It is composed of eight districts ...

, of the Po. The valley crossed by the Diveria, the

Val Divedro The Simplon Valley or Divedro Valley ( German: ''Simplontal'', Italian: ''Val Divedro'') is a valley of the Alps, situated between the Pennine and the Lepontine ranges. The valley is drained by the Diveria or ''Chrummbach'', a tributary of the ...

, is the only one in the Valais to form part of the Po basin rather than that of the

Rhône The Rhône ( , ; Occitan language, Occitan: ''Ròse''; Franco-Provençal, Arpitan: ''Rôno'') is a major river in France and Switzerland, rising in the Alps and flowing west and south through Lake Geneva and Southeastern France before dischargi ...

Course

From its source at an elevation of in Swiss territory near the

Simplon Pass The Simplon Pass (; ; ; ; ; ) is a high mountain pass between the Pennine Alps and the Lepontine Alps in Switzerland. It connects Brig, Switzerland, Brig in the canton of Valais with Domodossola in Piedmont (Italy). The pass itself and the villag ...

it flows through the hamlet Egga to the village of Simplon. From here it follows a south-easterly course through the Gondo gorge to the hamlet of

Gondo Gondo may refer to: * Gondo, Central African Republic * Gondo is a village in the municipality of Zwischbergen Zwischbergen is a municipality in the district of Brig in the canton of Valais in Switzerland. History Gondo The village of Gond ...

in the municipality of

Zwischbergen Zwischbergen is a municipality in the district of Brig in the canton of Valais in Switzerland. History Gondo The village of Gondo, which is part of Zwischbergen, is located at the southern foot of the Simplon Pass on the Italian border. Alth ...

. Turning to the east it enters Italy and passes the villages of Paglino, Iselle di Trasquera, Bertonio and

Varzo Varzo () is a ''comune'' (municipality) in the Province of Verbano-Cusio-Ossola in the Italian region Piedmont, located about northeast of Turin and about northwest of Verbania Verbania (, , ) is the most populous ''comune'' (municipality) and ...

; turning south it passes Ricegno, Mognata, Campeglia and

Crevoladossola Crevoladossola is a ''comune'' (municipality) in the Province of Verbano-Cusio-Ossola in the Italian region Piedmont, located about northeast of Turin and about northwest of Verbania. Crevoladossola borders the following municipalities: Bognan ...

where it enters the

Notes

Rivers of Switzerland Rivers of Italy Rivers of the Province of Verbano-Cusio-Ossola Rivers of Valais Rivers of the Alps {{Switzerland-river-stub