Močiljska špilja

Močiljska Cave is the longest cave system on the Dubrovnik coast, tucked into the slope of Močiljsko hill (also known as Somino) above the Mokošica district in Rijeka Dubrovačka, near the village of Pobrežje.

How do you get to Močiljska Cave?

The cave entrance sits at 398 metres above sea level, roughly 140 metres southeast of the summit of Močiljsko hill and about 200 metres west of the road to Osojnik. There are no signs or markers pointing the way, and the opening itself is largely screened by a large fig tree growing over it. An iron gate blocks the way in, so visiting the interior isn't something you can do on your own — access is arranged through the local nature protection authority. Still, the climb up is worth it just for the outlook: standing at the entrance, you can take in Dubrovnik, all of Rijeka Dubrovačka, and a slice of the Elafiti archipelago in the distance.

What does the cave look like inside?

Structurally, Močiljska Cave is fairly straightforward but large. A single sloping main passage runs for more than 600 metres, dropping from the entrance down to the cave's deepest point at 138 metres. Around ten side passages branch off it, and together with the main gallery they add up to a combined length of 938 metres — the longest of any cave in the Dubrovnik area. Visitors who gain access can see extensive dripstone formations inside, with stalactites and stalagmites that took thousands of years to build up.

Why does the cave matter to researchers?

Beyond its size, the cave holds real value for archaeology and paleontology. Digs there have turned up fragments of human skeletons, pottery, and other Iron Age remains, suggesting the site was once used for burials. Because of this natural and scientific importance, Močiljska Cave is protected as a geomorphological monument of nature, and the surrounding land forms part of the Paleoombla-Ombla ecological network (code HR2001010), which covers the Ombla river valley.

When is the best time to visit?

Since the entrance is gated and unmarked, most travellers won't be able to explore the interior without arranging access through a local nature protection organisation first — this is really a spot for caving enthusiasts and nature lovers rather than casual sightseers. If your goal is simply reaching the entrance for the view, aim for spring or autumn, when temperatures on the hillside above Mokošica are milder than during peak summer heat.

Frequently Asked Questions

Can you go inside Močiljska Cave? The entrance is closed off with an iron gate and protected as a nature monument, so getting inside requires permission from the local nature protection authority — it isn't open for casual, unguided visits.

How long is the cave? The full system measures 938 metres in length and reaches a depth of 138 metres, making it the longest cave on the Dubrovnik coast.

What has been found inside the cave? Archaeologists have recovered fragments of human skeletons, pottery, and other Iron Age artefacts, pointing to the cave's use as a burial site in prehistoric times.

How do you reach the cave entrance? The entrance sits at 398 metres elevation, about 140 metres from the summit of Močiljsko hill and 200 metres from the road to Osojnik, above the Mokošica district — the approach is unmarked and the opening is partly hidden by a large fig tree.