What the Emerald Grotto actually is
The grotto is a partly submerged sea cave, roughly 60 metres deep and 24 metres high, whose mouth sits just below the waterline. Daylight enters underwater, bounces off the pale seabed and fills the cavern with a saturated emerald green — stronger than the blue at Capri's more famous cave, and visible for longer each day because the entrance is larger and less dependent on lying flat in a rowing boat to squeeze through.
Inside, a walkway and a fleet of small rowing boats take you around stalactites and stalagmites, some submerged, plus an underwater nativity scene installed on the seabed — a local touch that surprises most first-time visitors and photographs oddly well in the green light. The whole visit, from boarding the rowing boat to stepping back onto the walkway, runs about ten to fifteen minutes; it is a short, self-contained stop rather than a destination for a whole afternoon.
How to visit: boat tour vs. bus and lift
| Route | How it works | Time needed | Indicative cost |
|---|---|---|---|
| Boat tour stop | Most Amalfi–Positano coastal tours and many private charters pause outside the grotto; you transfer to the resident rowing boats for the cave itself | 10–20 min stop within a longer tour | Grotto entry ≈€5–7 pp on top of the tour price [VERIFY] |
| SITA bus + lift | Bus to Conca dei Marini on the Amalfi–Positano road, then a lift or stairs down the cliff to sea level and the cave entrance | Grotto visit ≈15 min, plus bus and walking time | Bus fare + lift ticket + grotto entry [VERIFY] |
| Own boat / rental | Approach independently and moor at the buoys outside; you still transfer to a rowing boat to enter | Flexible | Grotto entry only [VERIFY] |
By boat is the easier option if you are already on a coastal tour, since Conca dei Marini sits directly between Amalfi and Positano and most itineraries pass within sight of the cliff. Going independently by bus and lift suits travellers based nearby who want to see the grotto on its own, without paying for a full boat excursion, but it means dealing with the SITA timetable in both directions.
The grotto entrance fee is charged locally, in cash or card at the ticket point, and is separate from any boat tour price — it covers the rowing boat and guide inside, not the transport that gets you there.
Best time to visit for the green light
- Late morning to early afternoon gives the strongest colour, when the sun sits high enough to light the submerged entrance directly.
- Early morning or late afternoon visits show a duller, more grey-green cave — still worth seeing, but not the postcard version.
- The grotto is less crowded than the Blue Grotto at almost any hour; queues are the exception, not the rule, even in August.
- Weekday mornings before the main coastal tour boats arrive are the quietest window if you are going independently.
- Winter opening is reduced and weather-dependent; many boat tours pause seasonally, so check availability if visiting outside April–October [VERIFY].
Rough seas or a strong southerly swell close the grotto to rowing boats, sometimes for several days in a row — the entrance sits at water level and even moderate chop makes it unsafe. If the grotto is central to your plans, build in a spare day or a flexible booking.
Honest comparison: Emerald Grotto vs. Capri's Blue Grotto
- 1Colour and dramaThe Blue Grotto's blue is more famous and slightly more photogenic in guidebooks, but the Emerald Grotto's green is arguably more striking in person and easier to see well, since the cave is larger and better lit.
- 2Crowds and closuresCapri's grotto often has long queues, a strict lie-flat entry that closes in any swell, and a widely reported habit of shutting for hours at a time. The Emerald Grotto's walkway-and-rowing-boat setup is calmer, faster, and closes less often.
- 3What you actually do insideAt Capri you lie back in a small rowing boat and are pulled through a metre-high gap for a brief, intense flash of blue. At the Emerald Grotto you sit upright, explore stalactites and the underwater nativity, and get a longer, more relaxed look at the cave.
- 4Set expectations correctlyNeither cave is a must-see on its own merits — both are short stops best combined with a coastal boat tour. Choose the Emerald Grotto if you want reliability and a calmer visit; choose the Blue Grotto if the specific blue light and the Capri postcard matter more to you than convenience.
How to save time and money
- Combine the grotto with a boat tour you are already taking rather than making a dedicated trip — most Amalfi–Positano itineraries pass right by Conca dei Marini.
- If going independently, buy the SITA bus ticket in advance from a tobacconist (tabacchi) rather than trying to pay on board.
- Visit late morning on a weekday to get the best light with the smallest crowd.
- Skip it entirely if your schedule is tight and you are already visiting Capri's Blue Grotto — the two experiences overlap more than operators admit.
- Ask your boat tour operator in advance whether the grotto stop and entry fee are included, since this varies by itinerary [VERIFY].
Getting to Conca dei Marini
| From | Method | Approx. time |
|---|---|---|
| Amalfi | SITA bus toward Positano, or boat tour | 10–15 min by road, similar by sea |
| Positano | SITA bus toward Amalfi, or boat tour | 20–25 min by road, similar by sea |
| Sorrento | Bus to Amalfi, then onward SITA bus, or a boat tour that includes the stop | 1.5–2 h combined |
| Salerno | SITA bus or ferry to Amalfi, then onward bus | 45–60 min plus onward leg |
There is no dedicated parking at the grotto itself and the coastal road has very limited pull-offs, so arriving by bus, boat or organised tour is far more practical than driving and parking yourself.
Frequently asked questions
How much does it cost to enter the Emerald Grotto?
Entry is a small fee, typically around €5–7 per person, which covers the short rowing-boat trip inside the cave [VERIFY]. This is separate from any boat tour or transport cost to get there.
How long does the visit take?
The grotto itself takes about 10–15 minutes to see, from boarding the rowing boat to disembarking. It is a brief, self-contained stop rather than a half-day activity.
Is the Emerald Grotto better than the Blue Grotto in Capri?
They are different, not directly comparable. The Emerald Grotto is calmer, closes less often and has an easier entry; the Blue Grotto has more famous colour and a more dramatic, low-clearance entrance. Neither is essential — both suit travellers already nearby.
Can you swim in the Emerald Grotto?
No. Visits are by walkway and rowing boat only, with no bathing permitted inside the cave.
What is the best time of day to visit?
Late morning to early afternoon, when the sun is high enough to light the underwater entrance and produce the strongest green glow.
Can you reach the Emerald Grotto without a boat tour?
Yes. Take the SITA bus along the Amalfi–Positano road to Conca dei Marini, then a lift or steps down the cliff to the cave entrance at sea level [VERIFY current timetable].
Does the grotto ever close?
Yes, in rough seas or strong swell, since the cave mouth sits at water level and the rowing boats cannot operate safely. Closures can last from hours to a few days [VERIFY].
Is the underwater nativity scene real?
Yes — a ceramic nativity scene sits on the seabed inside the grotto and is visible from the rowing boats, a local touch dating back decades and worth spotting during the visit.
Last reviewed: 2026-08-03 · We link to GetYourGuide. If you book through our links we may earn a commission at no extra cost to you.