Secret spotCala Blanca tunnel
A dark tunnel about 100 metres long leads to Cala Blanca, a small pebble beach between Siesta and Cala Llonga. Bring a torch and sturdy shoes.

Secret spot · Santa Eulària des Riu
A natural cave in the rocky shoreline of Cala Llonga bay, on Ibiza’s east coast. Steep access with little to hold on to, and no facilities.
On the north side of Cala Llonga bay, on Ibiza’s east coast, there’s a cave in the rocky shoreline. The area is part of the municipality of Santa Eulària des Riu. As the crow flies, the map pin is about 900 metres east of the sandy beach.
It’s a natural hollow in the cliffs, not a developed attraction. You come here for the rugged coastline. The beach is sheltered at the head of the bay, but out here, closer to the open sea, the waves pound the rocks when the wind gets up.
There’s little reliable information about the cave itself: no official name or dimensions could be found. That’s why this description is deliberately brief.
You can get to Cala Llonga by car. Park in the village or by the beach, wherever parking is marked. A walking route from the beach to the cave hasn’t been checked yet. Use the map pin as a guide and check on the spot whether a path is open to the public.
The final stretch down to the cave is steep, with little to hold on to. Expect rocky ground that can be slippery from sea spray.
There are no facilities at the cave. You’ll find restaurants around Cala Llonga beach.
About 500 metres further north as the crow flies is the secret tunnel of Cala Blanca, another secret spot on this map. You reach it by a separate route from Siesta, which is described on the tunnel’s own page. With a car, you can fit both places into one day, along with time on the beach at Cala Llonga.
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Secret spotA dark tunnel about 100 metres long leads to Cala Blanca, a small pebble beach between Siesta and Cala Llonga. Bring a torch and sturdy shoes.
Beach935 m away
A wide sandy cove on the east coast between wooded cliffs, with shallow water, a lifeguard, a playground and plenty of facilities.
Hippie market999 m away
Hippie market on Thursday evenings in summer, on the Cala Llonga promenade by the beach. With jewellery, fashion, art, live music and activities for children.
1 km away
Seafront Mediterranean restaurant with fresh fish, paella and a family-friendly atmosphere.