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Caves and potholes of Roma

The catalogue of Roma lists 768 caves, including 162 potholes and 554 caves. The longest is Grotta del Formale (2,920 m) and the deepest is Ouso della Rava Bianca (710 m).

768 caves
40.3 km total length
710m max depth

Length adds each cave once (a system counts once), and depth is that of the deepest cave, canyons excluded. Without length data: 117. Without depth data: 183. Without known lithology: 768.

The 20 longest

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The 20 deepest

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Map

Municipalities

Percile

3 caves
2 caves · 1 shaft

The figures of these places do not add up to the total: a cave can be in more than one place, or in none when its location has no lower level.