C-28

System of small, mostly horizontal galleries, easily traversable all year round, through which flow the waters that seep from a nearby stream.

Terni 21m 3m

EspeleoWorld

C-28

System of small, mostly horizontal galleries, easily traversable all year round, through which flow the waters that seep from a nearby stream.

Terni

Length: 21 m · Depth: 3 m

Updated record

https://espeleoworld.com/en/c/c-28-terni

Information can change. Always verify coordinates, access, weather, and cave conditions before setting out.

System of small, mostly horizontal galleries, easily traversable all year round, through which flow the waters that seep from a nearby stream.

Characteristics

Type: Cave
Municipality: Terni
Cadastre no.: UM307
Length: 21 meters
Depth: 3 meters
Record updated: November 12, 2026

Location

Location: Marmore, along an equipped trail. Route information: Scrub or bushland, Traversable trail.

Entrance: cavity with two entrances; it is easily accessed from the low one, which is wide and level. Entrance context: Natural, Anthropized. Access: Free access, Gate; there is a low fence with a gate that is always open.

Entrances

Always verify coordinates and access conditions before setting out.

C-28
Elevation: 320 m
42.551388, 12.713732
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Photos

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Description

Morphology

System of small galleries with a predominantly horizontal trend.

Geology: between carbonate and travertine deposits - Quaternary (Pleistocene - Holocene); Travertines; Massive, Obliterated.

Hydrology

Through the small galleries flow the waters that seep from a nearby stream.

Progression

Traversability: Easy; recommended period: All year round.

Other details

Pollution: Solid waste, Low intensity, Building materials piled here and there, easily removable.

Bio

Environmental and biological protections: Yes; Parco fluviale del Nera, Nature Conservation Constraints (Natura 2000 Network), Hydrogeological Constraints (PAI).

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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=307 · 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