Best caves around Castro are found in a charming coastal town in Italy's Salento region, known for its spectacular sea caves. The area's karst landscape has created several fascinating caves, making it a prime destination for exploration. These geological formations often blend natural beauty with historical significance. Many caves are best experienced by boat, offering unique perspectives of the coastline.
Last updated: June 30, 2026
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A wonderful hike along the sea. The view is breathtaking. Highly recommended. Ideal in the early morning hours when it's not so warm in summer.
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point with a nice view
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Porto Badisco is a pretty cove nestled on the coast of the Adriatic about 10 km south of Otranto.
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Grotte Verde is one of the many caves in Salento that is absolutely not to be missed. It is close to Marina di Andrano in the La Botte area and the cave is accessed following a rocky descent. To get to the cave you have to swim there and the reflection of the sun makes the walls and water green.
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Porto Badisco is a seaside resort in Salento, in the municipality of Otranto, and is famous for its bay of sand and rocks, with crystal clear sea and unspoiled nature. Porto Badisco is linked to the legend of the landing place of Aeneas, the Trojan hero who fled from his destroyed city and landed on this coast, as described in Virgil's Aeneid
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woe to you not to try the delicious freshly caught sea urchins
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The most famous cave is undoubtedly Grotta della Zinzulusa, known for its impressive stalactites resembling 'rags' and its unique underground ecosystem. Other significant caves include Grotta Romanelli, important for its prehistoric findings, and Grotta Azzurra, famous for its stunning cobalt blue waters.
Yes, Grotta Romanelli is highly significant for its prehistoric findings, including Paleolithic engravings and remains of Neanderthal man. Additionally, Porto Badisco Bay, while primarily a beach, is known for the Grotta dei Cervi, where ancient wall paintings from the Paleolithic period have been found.
Many of the sea caves around Castro are best explored by boat. Grotta Azzurra and Grotta Romanelli are primarily reachable only by sea. Grotta Palombara, with its majestic scale and unique stalactites, is also inaccessible by land and best viewed via boat tours from Castro Marina.
Grotta della Zinzulusa offers well-lit paths and guided tours, making it suitable for a general audience and families. The dramatic scenery and impressive formations are engaging for all ages. Porto Badisco Bay, with its crystal clear sea, is also considered family-friendly for swimming and exploring the bay area.
You can expect to see a variety of karst formations, including stalactites and stalagmites, particularly prominent in Grotta della Zinzulusa. Grotta Azzurra is known for its striking cobalt blue water caused by light refraction, while Grotta Verde of Marina di Andrano features walls and water that turn green due to sun reflection. Grotta Palombara is notable for its huge, white stalactites and the hundreds of pigeons that nest there.
The area around Castro offers various outdoor activities. You can find numerous running trails, such as the 'View of the Sea loop from Castro' or 'Grotta Solfatara loop from Santa Cesarea Terme'. For cycling enthusiasts, there are road cycling routes like the 'Minervino Tower – Porto Badisco Bay loop from Castro' and gravel biking options like the 'Serra del Mito – Torre del Sasso Trail loop from Spongano'. You can explore these and more on the respective guide pages: Running Trails around Castro, Road Cycling Routes around Castro, and Gravel biking around Castro.
Yes, the Madonna dell'Attarico Chapel is a religious building with an underground crypt that offers a panoramic view of the Adriatic coast. Another significant site is the Crypt of the Madonna della Grotta of Ortelle, an underground rock church dating back to the 13th century, which once featured extensive paintings.
Exploring the caves around Castro is often best done by boat, especially for sea caves like Grotta Azzurra, Grotta Romanelli, and Grotta Palombara. Many local operators in Castro Marina offer guided boat tours. Grotta della Zinzulusa is unique in that it can be explored both by foot with guided tours and by sea.
Visitors frequently appreciate the crystal clear waters and unspoiled nature, as seen at Porto Badisco Bay. The dramatic scenery and impressive geological formations, particularly the stalactites and stalagmites in caves like Grotta della Zinzulusa, are also highly valued. The unique play of light and color in the marine caves, such as the cobalt blue of Grotta Azzurra or the green hues of Grotta Verde, also provide memorable experiences.
While Grotta della Zinzulusa is very popular, exploring some of the caves accessible primarily by boat, such as Grotta Romanelli or Grotta Palombara, might offer a more secluded experience compared to the more easily accessible sites. Local boat tours can often guide you to a variety of caves, including some of the lesser-known ones like Grotta Ritunna or Grotta delle Striare.
For caves accessible by foot, comfortable walking shoes are recommended. If you plan to take a boat tour that includes swimming in marine caves like Grotta Azzurra, bring swimwear and a towel. The temperature inside caves can be cooler than outside, so a light jacket might be useful, especially for longer explorations.
For some land-accessible sites like the Madonna dell'Attarico Chapel, there is a large parking lot available. For caves primarily accessed by boat, parking would typically be available in Castro Marina or other departure points for boat tours. It's advisable to check specific parking situations for each cave if driving.


Extend your search for the best caves by checking out these guides of the top ones around Castro: