Divje jezero (Wild Lake) is a complex natural phenomenon: a karst cave, a karst spring and a lake at the same time. Its foundation and origin was to a great extent influenced by karst processes and tectonic forces. Above the lake, a fault can be clearly seen, cutting across a hundred metres high walls of folded limestones. On the basis of fossil bivalve remains, geologists were able to establish that the limestones were formed in a shallow sea during the Lower Cretaceous period some 100 million years ago. The water spring at the bottom of the lake from a steep cave passage, which has been researched by divers to a depth of 160 metres. During the dry season, the lake's surface is calm, while during heavy rains a water cone is formed in the middle of the lake, making it look as if literally boiling. From the lake flows the shortest Slovenian river called Jezernica (Lake River), which after covering no more than 55 metres drains into the Idrijca River. The surroundings of the lake are inhabited by numerous animal and plant species. The steep and cold slopes are favoured by thermophilous plants. The cave is inhabited by the White Olm Proteus anguinus, the only European cave vertebrate, as well as by some other water cave animals. Divje jezero has been attracting nature historians for almost 250 years. In 1967, Divje jezero acquired the status of nature monument and museum in nature.
Photos
![Lake Divje jezero - Divje jezero (Wild Lake) Lake Divje jezero - Divje jezero (Wild Lake)]()
Divje jezero (Wild Lake)
![Lake Divje jezero - Natural Monument Divje jezero Lake Divje jezero - Natural Monument Divje jezero]()
Natural Monument Divje jezero
![Lake Divje jezero - Bridge near Divje jezero Lake Divje jezero - Bridge near Divje jezero]()
Bridge near Divje jezero
![Lake Divje jezero - Information board - Natural Monument Divje jezero Lake Divje jezero - Information board - Natural Monument Divje jezero]()
Information board - Natural Monument Divje jezero
![Lake Divje jezero - Path along right bank of Jezernica to Divje jezero Lake Divje jezero - Path along right bank of Jezernica to Divje jezero]()
Path along right bank of Jezernica to Divje jezero
![Lake Divje jezero - Jezernica Lake Divje jezero - Jezernica]()
Jezernica
![Lake Divje jezero - Jezernica and Divje jezero with wall in background Lake Divje jezero - Jezernica and Divje jezero with wall in background]()
Jezernica and Divje jezero with wall in background
![Lake Divje jezero - Bridge between Idrija and Idrijska Bela at Divje jezero Lake Divje jezero - Bridge between Idrija and Idrijska Bela at Divje jezero]()
Bridge between Idrija and Idrijska Bela at Divje jezero
![Lake Divje jezero - Parking area near Divje jezero Lake Divje jezero - Parking area near Divje jezero]()
Parking area near Divje jezero
![Lake Divje jezero - Information board about Divje jezero Lake Divje jezero - Information board about Divje jezero]()
Information board about Divje jezero
![Lake Divje jezero - Small ascent on the way along left bank of Jezernica Lake Divje jezero - Small ascent on the way along left bank of Jezernica]()
Small ascent on the way along left bank of Jezernica
![Lake Divje jezero - Descent by stairs to Divje jezero Lake Divje jezero - Descent by stairs to Divje jezero]()
Descent by stairs to Divje jezero
![Lake Divje jezero - Information board about fauna and flora at Divje jezero Lake Divje jezero - Information board about fauna and flora at Divje jezero]()
Information board about fauna and flora at Divje jezero
![Lake Divje jezero - Vista point to Divje jezero Lake Divje jezero - Vista point to Divje jezero]()
Vista point to Divje jezero
![Lake Divje jezero - Divje jezero near Idrija Lake Divje jezero - Divje jezero near Idrija]()
Divje jezero near Idrija
![Lake Divje jezero - Hanging bridge near Divje jezero to the path Pot ob Rakah Lake Divje jezero - Hanging bridge near Divje jezero to the path Pot ob Rakah]()
Hanging bridge near Divje jezero to the path Pot ob Rakah
![Lake Divje jezero - Road from Divje jezero to Idrija Lake Divje jezero - Road from Divje jezero to Idrija]()
Road from Divje jezero to Idrija
![Lake Divje jezero - Idrijca Lake Divje jezero - Idrijca]()
Idrijca
Data
Municipality: IDRIJA (11757 population)
Settlements in the municipality:
Idrija (5839 population), Spodnja Idrija (1414), Godovič (725), Črni Vrh (692), Zadlog (283),
Spodnja Kanomlja (250), Vojsko (238), Srednja Kanomlja (155), Predgriže (152), Dole (139), Čekovnik (134), Gorenja Kanomlja (134), Idrijske Krnice (133), Zavratec (131), Jelični Vrh (121), Gorenji Vrsnik (119), Gore (117), Lome (110), Ledine (93), Idrijski Log (83), Govejk (82), Idrijska Bela (71), Ledinske Krnice (70), Razpotje (69), Masore (65), Mrzli Vrh (55), Spodnji Vrsnik (46), Idršek (38), Pečnik (34), Korita (26), Ledinsko Razpotje (26), Mrzli Log (24), Potok (24), Žirovnica (23), Strmec (22), Rejcov Grič (13), Kanji Dol (6), Javornik (1)