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B-57

B-57

Small sub-horizontal cavity of about 10 m, mostly horizontal and easy to traverse, with a triangular entrance on a slope wall.

Terni 10m 1m

EspeleoWorld

B-57

Small sub-horizontal cavity of about 10 m, mostly horizontal and easy to traverse, with a triangular entrance on a slope wall.

Terni

Length: 10 m · Depth: 1 m

Updated record

https://espeleoworld.com/en/c/b-57-terni

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

Small sub-horizontal cavity of about 10 m, mostly horizontal and easy to traverse, with a triangular entrance on a slope wall.

Characteristics

  • Type: Cave
  • Municipality: Terni
  • Cadastre no.: UM737
  • Length: 10 meters
  • Depth: 1 meters
  • Record updated:

Location

The cavity is located at Marmore, along equipped trail no. 1 that connects the Lower Belvedere to the Upper one; one must leave the path and go into the vegetation. Access is free. The entrance, triangular in shape, opens on a slope wall.

Map

Entrances

Always verify coordinates and access conditions before setting out.

  1. B-57

    Elevation: 315 m

    42.551319, 12.713390
    Open in map Open in Google Maps
Download all entrances as GPX

Photos

B-57 - Photo, TerniView 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=737

Image 1 of 1

Description

Morphology

Small sub-horizontal cavity with a development of about 10 m, with a predominantly horizontal trend. The geology consists of Quaternary (Pleistocene - Holocene) carbonate and travertine deposits; the travertines are massive and obliterated.

Progression

There is no beaten path: the route crosses scrub or bushland and is passable. The traversability is easy and the recommended period is all year. The reported hazards are dangerous access and landslides/collapses.

Bio

Environmental and biological protections: yes; Parco fluviale del Nera, Naturalistic Constraints (Rete Natura 2000), 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=737 · 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