Highlight • Lake
Divje Jezero (Wild Lake)
Cycling
5.0
(24)
Hiking
4.5
(17)
Divje Jezero, also known as Wild Lake, is a distinctive karst lake and Vauclusian spring nestled near the town of Idrija in western Slovenia. Situated at an elevation of 409 meters in Idrijski Log, beneath the towering cliffs of the Črni Vrh plateau, it is recognized as a natural monument of national significance. This unique geological wonder is the source of the Jezernica River, which, at just 55 meters long, holds the distinction of being Slovenia's shortest river.
Visitors are…
Tips
July 28, 2022
Hiking
•July 9, 2025
Cycling
You start at one of the larger parking lots in Idrija, from where it is about 3km to Divje Jezera. An ideal starting point also for those who visit the city with a camper.
On the way to the lake (if we pay attention), we can see the remains of the Italian caves and bunkers.
•November 9, 2025
Hiking
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Nearby routes
Best routes near Divje Jezero (Wild Lake)
5.0
(2)
39
riders
30.9km
02:27
600m
600m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
31
riders
50.0km
04:15
1,090m
1,090m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
28
riders
31.2km
02:38
570m
570m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
Details
Informations
Elevation 410 m
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Frequently Asked Questions
What is the best way to get to Divje Jezero (Wild Lake) if I'm driving?
While Divje Jezero is easily accessible, parking directly at the lake is limited. Many visitors choose to park in one of the larger parking lots in the nearby town of Idrija, which is approximately 3 kilometers (1.9 miles) away. From Idrija, you can enjoy a pleasant walk or bike ride to the lake. This approach also allows you to explore the town's historical sites.
Are there any specific trails or routes recommended around Divje Jezero?
Divje Jezero itself is a small area, and you can observe it from the road or a nearby bridge. For a longer experience, many hikers and cyclists enjoy the scenic path from Idrija to the lake. This route is generally considered easy and offers glimpses of historical features like old Italian caves and bunkers along the way. While there isn't a long circular walk directly around the lake due to its setting beneath cliffs, the path from Idrija provides a rewarding journey.
Is Divje Jezero (Wild Lake) suitable for a winter hike?
Yes, Divje Jezero can be visited in winter. The water temperature in the lake remains consistently cool, between 7 and 10 degrees Celsius, year-round. While the surrounding landscape might be covered in snow, the lake's unique features are still visible. Be sure to check local weather conditions and trail accessibility before your visit, as paths can be slippery.
How long does it take to walk around Divje Jezero?
Divje Jezero is quite small, measuring about 60 by 40 meters. You can easily observe the entire lake and its immediate surroundings in a short amount of time, typically 15-30 minutes, from the accessible viewing points. If you're walking from Idrija, allow for an additional 30-45 minutes each way, depending on your pace, for the 3-kilometer (1.9-mile) journey.
Is Divje Jezero (Wild Lake) dog-friendly?
Yes, Divje Jezero is generally dog-friendly. Dogs are usually welcome on a leash on the paths leading to and around the lake. As a natural monument, visitors are asked to respect the environment and wildlife by keeping dogs under control and cleaning up after them. Always ensure your dog is comfortable with the terrain and other visitors.
What kind of wildlife can be found at Divje Jezero?
Divje Jezero is home to unique wildlife, particularly within its aquatic and subterranean environments. The lake's cool waters harbor brown trout, and its submerged cave system is known for various small underground animal species, most notably the famous Proteus Anguinus, also known as the "human fish" or olm. The cliffs surrounding the lake also support diverse flora, including endemic species like the Carniolan primrose (Primula Carniolica).
Are there any cafes, pubs, or accommodation options near Divje Jezero?
While there are no direct cafes or accommodation facilities at Divje Jezero itself, the nearby town of Idrija, just 2 kilometers away, offers a good selection of cafes, restaurants, and accommodation options. Idrija is a historic town known for its mercury mining heritage and lace-making, making it an excellent base for exploring the region.
What makes Divje Jezero a 'Vauclusian spring'?
Divje Jezero is a classic example of a Vauclusian spring, named after the Fontaine-de-Vaucluse in France. This type of karst spring is characterized by water flowing to the surface from great depths under pressure through steeply inclined underground channels. The water in Divje Jezero emerges from a submerged cave system, which has been explored to depths of 160 meters, demonstrating this deep-seated hydrological connection.
Can I go wild swimming in Divje Jezero?
No, wild swimming is not permitted in Divje Jezero. The lake is a protected natural monument and a sensitive ecosystem, serving as the source of Slovenia's shortest river. Its primary purpose is conservation and scientific study. The water temperature also remains consistently cold, between 7 and 10 degrees Celsius, throughout the year, making it unsuitable for recreational swimming.
What is the significance of Divje Jezero being Slovenia's first outdoor museum in nature?
Divje Jezero was designated as Slovenia's first outdoor museum in nature in 1972, following its protection as a natural monument in 1967. This designation means the area has been arranged to be accessible to visitors with footpaths and information boards, allowing people to learn about its unique geological, hydrological, and biological features in an open-air setting. It provides an educational experience about karst phenomena and local biodiversity.