Neptune's Grotto

Local nameGrotte di Nettuno
LocationSardegna, Italy

Neptune's Grotto is a stalactite cave near the town of Alghero on the island of Sardinia, Italy. The cave was discovered by local fishermen in the 18th century and has since developed into a popular tourist attraction. The grotto gets its name from the Roman god of the sea, Neptune.

Tags AccessiblePaidCaveHidden Gem
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Zugang zur Grotta di… @ Tobias Helfrich

Opening hours

Apr - Oct:
Daily: 9 am - 7 pm
Nov - Mar:
Daily: 10 am - 3 pm


adults: €13
children (3-12 old years): €7
groups (min. 25 people) €9
school (min. 15 people) € 7
high school (min. 15 people) € 9

More information and contact


Official Website

Additional information


Phone +39 368 353 6824 / +39 333 619 6855

Address Port of Alghero Garibaldi dock, Alghero, Sassari, 07041 Italy

Coordinates 40°33'53.455" N 8°9'36.504" E

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