85 places, nearest first; times are estimates — the planner times the real roads.
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.
Brezarjevo brezno is a karst shaft cave in the Osrednjeslovenska region of central Slovenia, on the southwestern edge of Ljubljana. It is of interest mainly as an example of a vertical cave opening in the karst landscape around the capital. It sits close to the city, so a visit can be combined with a short walk in the surrounding countryside.
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.
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.
Ferranova buža is a cave in the Osrednjeslovenska region of central Slovenia, located near Vrhnika at the edge of the karst landscape around the Ljubljanica springs. It is a modest natural site rather than a show cave, of interest mainly to those exploring the karst features of the area. Plan it as part of a walk in the countryside around Vrhnika and bring a torch and sturdy footwear.
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.
Snow Cave (Snežna jama) is a cave in the mountains of the Savinjska region in northern Slovenia. It is one of the higher-lying caves in the country, and as its name suggests, snow and ice can linger inside. Reaching it involves a mountain approach in the upper Savinja valley area, so plan for a hike rather than a roadside stop.
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.
Golobina is a karst cave in the Primorsko-notranjska region of inner Slovenia, an area known for its limestone landscape riddled with caves and sinkholes. It is a quiet stop for visitors interested in the underground side of the Notranjska karst. Check access conditions locally before setting out, as the cave is not a developed show cave.
Jama Kjecl is a cave in the Goriška region of western Slovenia, on the karst terrain near the Italian border. It is a modest natural site rather than a show cave, of interest mainly to those curious about the underground features of the Karst. Expect to find it on foot through karst countryside, and treat any entrance with care, as it is not a managed tourist attraction.
Pekel, known in English as Hell Cave, is a karst cave in the Savinjska region of eastern Slovenia, in the hills near Žalec. It is one of the few show caves in this part of the country and makes a short underground stop on a day out in the Lower Savinja Valley.
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.
