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Pozzo del Sonno

Pozzo del Sonno

Short pit with a descending crawlway, accessible from a depression on a natural, rural slope.

Narni 16m 13m

Short pit with a descending crawlway, accessible from a depression on a natural, rural slope.

Characteristics

  • Type: Pothole
  • Municipality: Narni
  • Cadastre no.: UM152
  • Length: 16 meters
  • Depth: 13 meters
  • Record updated:

Location

Località Colle Cesa Vecchia. Route: 700 m, 15 min on foot. On reaching the Frazione di Capitone in the Comune di Narni, proceed through the upper part of the village close to the Campo di Addestramento della Protezione Civile, where the vehicle is left. Take the dirt road that climbs up the slope alongside a private dwelling; after a few uphill hairpin bends you reach level ground and, near a fenced villa, skirt the hedge following the woodcutters' road that enters the bosco (woods) on a slight gradient. After about 150 m uphill, turn right into the bosco (woods) and after about 40 m in a S direction you find the entrance of the pit.

Route information: there is no beaten path; scrub or bush; path passable. Entrance: initial pit in a depression. Entrance context: natural, rural, slope. Access: free access.

Map

Entrances

Always verify coordinates and access conditions before setting out.

  1. Pozzo del Sonno

    Elevation: 471 m

    42.568098, 12.473307
Download all entrances as GPX

Photos

Pozzo del Sonno - Photo, NarniView image
Click to enlarge

© Mauro Barbieri · LicenseRef-FUGS-media-per-item · Federazione Umbra Gruppi Speleologici (FUGS), Catasto Speleologico dell'Umbria · https://catasto.fugs.it/index.php?mod=caves&op=view&id=152

Image 1 of 1

Description

Morphology

Short pit with a descending crawlway. Trend: descending. Geology: MAS Calcare Massiccio - Giurassico Inf.-Sup. (Sinemuriano-Pliensbachiano); massive limestones; massive.

Progression

Passability: demanding; recommended period all year round. Rigging: necessary. Hazards: landslides/rockfalls, pits that discharge.

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Source: Catasto Cavità Umbria (Federazione Umbra Gruppi Speleologici, FUGS) (catasto.fugs.it), modified. LicenseRef-FUGS-no-licence-stated Federazione Umbra Gruppi Speleologici (FUGS), Catasto Speleologico dell'Umbria · https://catasto.fugs.it/index.php?mod=caves&op=view&id=152 · data as of 2025 · Source: Catasto Cavità Umbria (Federazione Umbra Gruppi Speleologici, FUGS) (catasto.fugs.it), modified. LicenseRef-FUGS-media-per-item Federazione Umbra Gruppi Speleologici (FUGS), Catasto Speleologico dell'Umbria · data as of 2025