Kum is the highest peak in the Slovenian Sava Hills. Its summit is at 1,220 meters (4,000 ft) above sea level. The mountain is also called the "Sava Triglav" because it is the highest peak in the region. There are a number of structures at the summit, notably a church dedicated to Saint Agnes from the 17th century and a transmitter. It belongs to the settlement of Ključevica.