Bernese Alps through which the Rhône finds its way to Lake Geneva, to the Grimsel Pass or, depending on the definition, to the river Reuss (thus including the Uri Alps). The principal ridge, a chain that runs from west (Dent de Morcles) to east (Sidelhorn), whose highest peak is the Finsteraarhorn, forms the watershed between the cantons of Bern and Valais. Except for the westernmost part, it is also the watershed between the Rhine (North Sea) and the Rhône (Mediterranean Sea). This chain is not centered inside the range but lies close (10 to 15 km) to the Rhône on the south.
Burnett River flows south before swinging to the north-east at its confluence with Johnson Creek, passing through the Auburn River National Park, a little-known and untouched piece of pristine bush including Auburn Waterfall, and flows into the Burnett River west of Mundubbera; the Boyne River that rises in the Bunya Mountains National Park south-west of Kingaroy and flows in a general northerly direction, dammed near Proston to form Lake Boondooma, emptying into the Burnett River near Mundubbera, only from the Burnett River-Auburn River confluence; and the Barambah Creek that rises in the hills between Kingaroy and the Sunshine Coast, north of Jimna