Rendiconti Online della Società Geologica Italiana - Vol. 67/2025

The Corviano Cliff Natural Monument (VT): an interdisciplinary approach aimed at its valorisation

Sergio Madonna1, Francesco Gentili1, Giuseppe Romagnoli1, Giancarlo Pastura1, Bruno Bonsignori2, Marcello Bracciani2, Marcin Piotrowski3 & Patrycja Piotrowska3
1Università degli Studi della Tuscia sermad@unitus.it - Via San Camillo de Lellis, 01100 Viterbo.
2Studio Geologico Pangea – Vetralla, Viterbo.
3Soc. Gorgona-Archaeofuture – Lublin, Polonia.
Corresponding author e-mail: sermad@unitus.it


Volume: 67/2025

Abstract

LiDAR technology, utilising UAV-mounted sensors or mobile devices such as the iPhone Pro, represents the most precise method for documenting archaeological heritage and enhancing data analysis and GIS-based management in conjunction with geological, geomorphological, and geostructural surveys. A multidisciplinary approach was applied to the Corviano Natural Monument (Viterbo Province), a plateau formed by pyroclastic deposits from the Cimino-Vicano volcanic district. The site, defensible due to its geomorphological features, has been inhabited since ancient times. The area includes a castle, church, necropolis, and rockcut cavities, many modified over time. Erosional processes have undermined the volcanic deposits, leading to collapses and toppling landslides that have shaped steep tuffaceous cliffs. These cliffs are characterised by a dense network of joints, where exogenous processes and plant root systems have further widened the gaps. Structural surveys focus on these features, and ongoing collapses jeopardise the stability of the cliffs and anthropogenic cavities.

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