The river that disappears underground nine times and feeds Kravica Waterfall. Canoe safaris and summer swims.
The Trebižat is a karst river with an unusual hydrology — it disappears underground and re-emerges from different springs nine separate times along its roughly 50-kilometre course through western Herzegovina. Scholars of karst geology use it as a textbook example of "sinking river" behaviour: surface water descends through sinkholes (ponori), travels through underground cave systems, then re-emerges kilometres downstream as a seemingly new river.
Different local names: because the river "reappears" as a new stream in each reach, different sections have different traditional names — Tihaljina, Mlade, Trebižat, Studenci — all refer to the same underlying water body. This is also why the Kravica park uses the name Studenci for the waterfall's immediate location (the specific village at the cascade).
Why Kravica exists on this river: the Trebižat is calcium-rich from its karst path — every re-emergence passes through limestone, dissolving calcium carbonate into the water. At Kravica, the river drops over a cliff and the dissolved calcium precipitates as travertine (tufa), gradually building up the characteristic horseshoe-shaped travertine terrace. Kravica is not eroding; it is actively growing — slowly, but geologically. Koćuša Waterfall (also on our attraction pages) is a smaller cascade of the same type.
Canoe safari: several local operators run guided canoe trips on the Trebižat, typically covering 8–15 km of a relatively calm middle section. The water is clean enough to drink, cool even in summer (16–18°C), and lined with vineyards, pomegranate orchards, and limestone cliffs. A typical canoe safari lasts 3–4 hours.
Swimming: in several villages (Dretelj, Veljaci, Studenci) there are natural swimming holes where locals cool off on summer afternoons. These are free, unmarked spots usually shaded by willow trees. The water is cold but clear.
For travellers on our tours: the Trebižat is more a "you're driving alongside it" stop than a dedicated destination. Every Kravica-bound tour passes over or beside the Trebižat multiple times. On the Mostar Private Driver tour, we can include a specific Trebižat canoe safari as a half-day addition — logistics depend on operator availability and season.
Practical notes: no single entry point or visitor centre. Best explored as part of a wider Ljubuški/Kravica day. Canoe operators typically run April through October.
Trebižat is in Ljubuški. See our Ljubuški travel guide for more in the area.
Several Kravica tours include this stop — book directly and save.
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