The Reka River disappears underground at Velika Dolina into Škocjan Caves and then flows underground for 34 km surfacing near Monfalcone where it contributes approximately one third of the flow of the Timavo River, which flows 2 kilometers from the Timavo Springs to the Adriatic Sea.
Mogao Caves | Ellora Caves | Ajanta Caves | Sea Lion Caves | Carlton M. Caves | Wookey Hole Caves | The Caves of Steel | Nidderdale Caves | Green Grotto Caves | Cango Caves | Bluefish Caves | Stopno, Škocjan | Škocjan, Koper | Sally Caves | Man Caves | Koněprusy Caves | Karla Caves | Jenolan Caves | Jalan Batu Caves | Elephanta Caves | Caves of Han-sur-Lesse | Batu Caves | Ajanta caves |