Planina Cave, formerly also Little Castle Cave after Little Castle in the vicinity of its entrance, is one of the longest Slovenian water caves. It is a huge tunnel and the subterranean bed of the Unica River. It is located in Inner Carniola. Five hundred meters from the entrance into the cave is a confluence of two underground rivers: the Pivka River, flowing from the Postojna Polje through Postojna Cave, and the Rak River, flowing from Rak Škocjan. This is one of the largest confluences of subterranean rivers in Europe.For travelers who use our world travel planner, Postojna holidays become easier to arrange, with trips to the Planina Cave and other attractions mapped out and timetabled.
Entrance into the cave is at the southwestern part of Planina Polje in the gable end valley below 65 high rocks. The length of the cave is. It has been shown by water tracing that there is a connection between the systems of Planina Cave and Postojna Cave, and the administration of Postojna Cave estimates the connection will also be explored by cavers. The length of the joint system would be over.
latitude: 45°49'12" N (WGS 84)longitude: 14°14'45" Eelevation: 453mlength of the cave: 6656msubterranean depth: -65m
Tours to Planina Cave
Planina Cave reviews
Amazing. We did the 6 hour tour together with our guide Borut. He was very nice and made us feel comfortable all the way through. He was very invested and tried his best explaining, even with his... more »
Really nice short trip. Mothernature, big cave, tiny lines, easy go. If u dont want to be in the big crowd, You should visit this secret spot. :) more »
Very nice guide trough the cave. With a very smart guide.
Really great exploring experience! Ask for the paddling Tour. It takes 4-6 hours and starts at 5 PM. Make a Phone call first (they speak English, Italiano and german) if a Tour is sheduled and a free spot is available. For standard Tour follow the Website.
Plan your trip to Postojna
Get a personalized planA complete day by day itinerary
based on your preferences
Customize itRefine your plan. We'll find the
best routes and schedules
Book itChoose from the best hotels
and activities. Up to 50% off
Manage itEverything in one place.
Everyone on the same page.
See all ›
Plans to Planina Cave by other users
15 days in Slovenia BY A USER FROM FRANCE May, popular sights Preferences: May Attraction style: Popular sights Pace: Medium 9 days in Mediterranean & Karst Slovenia BY A USER FROM MALTA December, outdoors, beaches, hidden gems Preferences: December, outdoors, beaches Attraction style: Hidden gems Pace: Medium 8 days in Bohinjsko Jezero BY A USER FROM HUNGARY June, popular sights Preferences: June Attraction style: Popular sights Pace: Medium 15 days in Portorož BY A USER FROM GERMANY October, shopping, popular sights Preferences: October, shopping Attraction style: Popular sights Pace: Medium 11 days in Kranjska Gora & Postojna BY A USER FROM UNITED KINGDOM September, popular sights Preferences: September Attraction style: Popular sights Pace: Medium 9 days in Slovenia BY A USER FROM ITALY October, popular sights Preferences: October Attraction style: Popular sights Pace: Medium