Croatia's most magical natural wonder — a sea cave on Biševo island that glows electric blue at midday as sunlight refracts through an underwater opening. Combined with Vis island and Hvar for a complete island day.
Modra špilja — the Blue Cave — is on the island of Biševo, 5 km west of Vis. At low tide, sunlight enters through an underwater opening 2.5 metres below the surface and refracts upward through the clear water, filling the cave with an intense electric-blue glow. The effect is strongest between 11am and noon on sunny days, which is why timing matters — and why a private speedboat (rather than a group tour) gives you the flexibility to be there at exactly the right time.
Vis island itself is one of Croatia's most authentic — until 1989 it was a closed military zone, so it was never developed for mass tourism. The result is an island that feels genuinely Croatian rather than catering to tourists: excellent wine, local restaurants without picture menus, and a relaxed atmosphere that even Hvar can't match.
Stiniva Cove on Vis's south coast is frequently ranked among Europe's best beaches — a narrow gorge in the cliff that opens to a small pebble cove, with walls rising 40 metres on either side. Accessible only by boat or a steep 30-minute trail.
Book in Advance
Popular in summer — we recommend booking 48 hours ahead. Contact us for same-day availability.
Private speedboat departs Split harbour, heading south toward Vis island.
Brief stop for coffee and a walk through authentic, un-touristy Vis town.
Enter Modra špilja — the cave glows electric blue between 11am–noon as sunlight enters through the underwater opening. Entry ticket included.
Boat access to the narrow gorge cove — pebble beach enclosed by 40-metre limestone walls. Swimming and snorkelling.
Continue to Hvar for lunch and free time. Best seafood restaurants are one block from the main piazza.
Water taxi to the clear bays of the Pakleni archipelago for the afternoon swim.
Speedboat back to Split harbour, arriving early evening.
Tell us your date and group size — we confirm within 2 hours, 7 days a week.