85 places, nearest first; times are estimates — the planner times the real roads.
Poglejska cerkev is a cave in the Gorenjska region of northwestern Slovenia, its name meaning roughly "the church at Poglej". It is a small natural feature for visitors interested in the karst underground of the Upper Carniola hills. Expect to reach it on foot along local paths, so bring sturdy shoes and a light if you plan to look inside.
Pokljuška luknja is a natural cave and rock passage in the Pokljuka gorge on the edge of the Pokljuka plateau in the Gorenjska region. Its high openings and natural arches, formed in limestone, make it one of the more striking karst features near Bled. It is reached on a forest walk through the gorge, with the village of Krnica near Zgornje Gorje as a common starting point.
Triglavsko brezno is a cave shaft in the high mountains of the Gorenjska region, in the Triglav massif of the Julian Alps. It is a karst feature of the alpine plateau rather than a show cave, so it is of interest mainly to hikers passing through the area and to those curious about mountain karst. Reaching it means a high-alpine hike, so plan for mountain conditions and proper gear.
Udin Woods (Udin boršt) is a protected forested area in the Gorenjska region, on a conglomerate plateau between Kranj and Tržič, known for its small caves and rock shelters. It suits an easy woodland walk on forest paths, with the caves as quiet points of interest along the way.
Laznikarjeva zijalka is a small cave in the Gorenjska region of north-western Slovenia. It suits visitors who like seeking out quieter natural features away from the main sights. Expect a forest approach on foot, so wear sturdy shoes and check local maps before setting out.
Divje babe is a cave in the Goriška region of western Slovenia, set above the Idrijca valley. It is known as an archaeological site where Neanderthal-era finds were made, including a perforated bone often discussed as a possible flute. Expect a short uphill walk on a forest path to reach the cave entrance.
K.K. Positions Baterie 15 is a cave site in the Goriška region, listed under a name that points to a former Austro-Hungarian artillery battery position. It is worth a stop for anyone tracing the military remains scattered across this part of western Slovenia. The site lies close to Tolmin, so it fits easily into a day spent exploring the surrounding valleys on foot.
Potok Cave (Potočka zijalka) is a high mountain cave on the slopes of Olševa in the Karawanks, in the Savinjska region near Solčava. It is one of the best-known Palaeolithic sites in Slovenia, where excavations uncovered cave bear remains and bone tools left by Ice Age hunters. Reaching it is a mountain hike, so plan for a proper walk on marked trails rather than a short stroll.
Malo Brezarjevo brezno is a cave shaft in the Osrednjeslovenska region of central Slovenia, not far from Ljubljana. It is a small piece of the karst underground that is easy to pass by, and worth knowing about if you are curious about how the landscape around the capital is shaped. Treat it as a stop to look at from the surface; entering a vertical shaft requires caving equipment and experience.
Kaverna I.sv.vojne is a First World War cavern, an artificial shelter dug into the rock during the fighting on the Soča (Isonzo) front. It is a small but tangible trace of the wartime positions that once ran through this part of western Slovenia. The site lies in the Goriška region, in the hilly country near the Italian border, and is best combined with a walk in the surrounding area.
Najdena jama, whose name translates as "Found Cave", is a karst cave in the Osrednjeslovenska region of central Slovenia. It lies in the karst landscape south of Ljubljana, in the area around Planinsko polje and Logatec. Treat it as a point of interest on a walk through the surrounding karst rather than a show cave, and check access locally before setting out.
A Krlovo Brezno is a registered karst cave, a shaft-type opening listed in the Slovenian cave cadastre, in the Osrednjeslovenska region. It lies in the wooded karst country south-west of Ljubljana, roughly between Vrhnika and the Logatec area. It is a cave for trained cavers rather than casual visitors, so day-trippers should treat it as a point of interest on a forest walk and not attempt to enter.
Jama nad Vranjo jamo is a small karst cave in the Osrednjeslovenska region of central Slovenia, its name meaning "the cave above Vranja jama". It is one of the many natural openings in the limestone terrain of this area and suits visitors interested in the quieter features of the karst. It lies in the hilly countryside southwest of Ljubljana, so expect a short walk over forest ground and bring a light if you plan to look inside.
Vranja jama is a cave in the Osrednjeslovenska region of central Slovenia, set in the karst landscape south-west of Ljubljana. It is a quiet stop for those interested in the underground features typical of this part of the country. The entrance lies in wooded karst terrain, so plan for a short walk on uneven ground and bring a light if you intend to look inside.
