Mountains of Slovenia are part of the Alps and of Dinarides. They can be divided into:

• Julian Alps (Slovenian: Julijske Alpe) in the northwestern part of Slovenia. The highest peak is Triglav - 2864 metres (9,396 feet) above sea .
• Karavanke - a massive ridge that forms a natural boundary between Slovenia and Austria. The highest peak is Stol - 2,236 m ((7,336 feet) .
• Kamnik Alps (Kamniške Alpe) and Savinja Alps, which are often considered together, lie to the south of Karavanke. The highest peak is Grintovec - 2,558 m (8,392 feet) above sea .

In the Slovenian Littoral, the highest peak is Snežnik (1796 m) and Nanos (1480 m). In the southeast, near Bela krajina there is a mountain ridge called Gorjanci and in the Marittime region Slavnik (1018 m).