The Blue Grotto (Grotta Azzurra) is one of the most famous natural wonders on the island of Capri, Italy, located on the northwest coast. This enchanting sea cave is renowned for its deep blue water and mystical light effects, created by sunlight entering through an underwater opening and illuminating the cave in a dreamlike azure glow. Historically, the Blue Grotto was favored by Roman Emperor Tiberius as a private swimming pool and leisure spot. Today, visitors from around the world take small boats into the cave to experience its breathtaking blue light. Though the cave is modest in size, its crystal-clear water and the boatmen's singing make it an unforgettable experience. Ideal for nature lovers and photographers, the Blue Grotto is a must-see attraction on Capri.
Opening hours are subject to weather and sea conditions; may be closed or shortened in winter (November to March). Check in advance.
Prices may vary; cash recommended. Boat fee is usually included, but tips for boatmen are extra.
From Marina Grande (Capri harbor), take a bus or taxi to near the Blue Grotto, then walk or take a small boat.
Cars cannot reach the Blue Grotto directly; park outside Capri. Private cars are not allowed on the island; walking or public transport is recommended.
The best way is to go to Marina Grande harbor, then take a small boat (about 15 minutes) to the cave entrance. You can also hike or take a chairlift.
No subway; take a ferry from Naples or Sorrento to Capri.
Sunlight enters through an underwater opening and is refracted by seawater, only blue wavelengths remain, creating the magical blue glow.
No. Visitors enter by small boat; the boatman helps you lie down to pass through the low entrance. It is very safe.
In theory yes, but it is often closed in winter (November to March) due to weather and waves. Check local forecasts before visiting.
Generally not, but it can be crowded in peak season. Arrive early. You can also join a guided tour that includes tickets and transport.
Take a water taxi or private boat from Marina Grande harbor (about 15 minutes) to the cave entrance, or take a bus and walk.
Best Season
Summer (June to September) offers the best weather and clearest water, but is crowded; spring (April-May) and autumn (October) have fewer crowds and pleasant weather.
Duration
Recommended 1-2 hours (including boat transfer and cave visit)
Category
Attraction