The Sava Dolinka is a headwater of the Sava River in northwestern Slovenia

Slovenia

Slovenia , officially the Republic of Slovenia , is a country in Central and Southeastern Europe touching the Alps and bordering the Mediterranean. Slovenia borders Italy to the west, Croatia to the south and east, Hungary to the northeast, and Austria to the north, and also has a small portion of...

. The 45 km Sava Dolinka starts as Nadiža

Nadiža (creek)

Nadiža is a mountain stream near the town of Kranjska Gora, in the far northwestern corner of Slovenia. Springing from a bare rockface on the eastern slope of the mountain Zadnja Ponca above the valley of Tamar in the Julian Alps, it is the first source of the river Sava Dolinka, the longer of the...

 Creek in the Planica

Planica

Planica is an alpine valley in northwestern Slovenia, extending south from the border village of Rateče, not far from another well-known ski resort, Kranjska Gora. Further south, the valley extends into the Tamar Valley, a popular hiking destination in Triglav National Park.Planica is famous for...

 Valley under Mount Zadnja Ponca in the Julian Alps

Julian Alps

The Julian Alps are a mountain range of the Southern Limestone Alps that stretches from northeastern Italy to Slovenia, where they rise to 2,864 m at Mount Triglav. They are named after Julius Caesar, who founded the municipium of Cividale del Friuli at the foot of the mountains...

, at an elevation of 1222 m, close to the Italian border. The stream goes underground soon after its source and breaks out again after 5 km at an elevation of 842 m in Zelenci

Zelenci

Zelénci is a spring and eponymous nature reserve near the town of Kranjska Gora, in the far northwestern corner of Slovenia. It is the source of the river Sava Dolinka, a tributary of the Danube....

, near Kranjska Gora

Kranjska Gora

Kranjska Gora is a town and a municipality on the Sava Dolinka River in the Upper Carniola region of northwest Slovenia, close to the Austrian and Italian borders.Kranjska Gora is best known as a winter sports town, being situated in the Julian Alps...

. The Sava Dolinka flows through Kranjska Gora, Gozd Martuljek

Gozd Martuljek

Gozd Martuljek is a settlement in the Kranjska Gora municipality in the Upper Carniola region of Slovenia. The settlement was once called Rute, and is even today divided into Spodnje and Zgornje Rute....

, Jesenice, between Bled

Bled

Bled is a municipality in northwestern Slovenia in the region of Upper Carniola. The area, within the Julian Alps, is a popular tourist destination.-History:...

 and Breg, and past the town of Lesce

Lesce

Lesce is a town in the Radovljica municipality in the Upper Carniola region of Slovenia. It is an industrial as well as a tourist centre.It is one of the oldest mentioned settlements in the region, first noted in a document from 1004 together with Bled and Bohinj...

. The first in a series of hydroelectric power plants on the river, the Moste Hydro Power Plant (22.5 MW), is located near Žirovnica

Žirovnica

Žirovnica is a municipality in Slovenia. It is located in the historic Upper Carniola region, on the southern slope of the Karavanke mountain range, close to the border with Austria...

. It merges with the second major headwater of the Sava, the Sava Bohinjka

Sava Bohinjka

The Sava Bohinjka is a headwater of the Sava River in northwestern Slovenia.At 41 kilometers in length, it is the shorter of the two headwaters that become the Sava River in Radovljica, the other being the 45-kilometer-long Sava Dolinka. The Sava Bohinjka originates under the Komarča Ridge at an...

, at Radovljica

Radovljica

Radovljica is a town and a municipality in in the Upper Carniola region of northern Slovenia. The municipality has around 18,000 inhabitants and an area of 118 km²...

. A notable tributary of the Sava Dolinka is the Radovna, which flows through the Vintgar

Vintgar

The Vintgar Gorge or Blejski Vintgar, Bled Gorge is a 1.6 km gorge located near the settlement of Zgornje Gorje, four kilometers northwest of Bled, Slovenia. Carved by the river Radovna, the sheer canyon walls are 50 to 100 m high, with a total slope measuring about 250 m...

 Gorge near Bled

Bled

Bled is a municipality in northwestern Slovenia in the region of Upper Carniola. The area, within the Julian Alps, is a popular tourist destination.-History:...

.