Caves of Ostuni
Ostuni has 87 catalogued caves, including 59 caves. The longest is Grotta nella Cava di Sant'Angelo (3,325 m) and the deepest is Grave di San Biagio (Pizzicucco) (45 m).
87 caves
4.2 km total length
45m max depth
Length adds each cave once (a system counts once), and depth is that of the deepest cave, canyons excluded. Without length data: 55. Without depth data: 59. Without known lithology: 87.
The 20 longest
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The 20 deepest
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50 of 87