Čehi 2 on Rombonski podi is the deepest sinkhole in Slovenia and the 13th deepest cave in the world. It is 1505 meters deep and 5536 meters long. There is a siphon at the bottom. The entrance is located 2033 meters above the sea level.[2] The cave was discovered in 1991. The depth of the cave makes it very popular for Slovenian and foreign cave expeditions.
| Čehi 2 | |
|---|---|
| Liptovska priepast 1, Ceki 2: La vendetta | |
  Location | |
| Location | Municipality of Bovec, Slovenia |
| Coordinates | 46°22′0.7″N 13°30′36.3″E / 46.366861°N 13.510083°E |
| Depth | 1505 m |
| Length | 5536 m |
| Elevation | 2033 m |
| Discovery | 17. 7. 1991 |
| Geology | limestone |
| Registry | katasterjam[1] |