Parco naturale regionale della Gola della Rossa e di Frasassi, Regional natural park in Province of Ancona, Italy.
The Parco naturale regionale della Gola della Rossa e di Frasassi is a regional park in the Apennine mountains of the Province of Ancona, covering deep limestone gorges, river valleys, and forested slopes. The park also contains the Frasassi cave system, one of the largest networks of underground passages in Italy, carved into the karst rock.
The area was designated a regional park in 1997, following the recognition of the geological and ecological value of its gorges and cave systems. The Frasassi caves had been discovered in 1971 by a group of climbers, an event that brought the region to wider attention.
Along the Gola della Rossa gorge, small stone villages and churches cling to the rock faces, still inhabited and part of everyday life in the area. Walking through them gives a clear sense of how the shape of the land has long determined where people built, prayed, and gathered.
The park is open year-round, but spring and autumn offer the most comfortable conditions for walking through the gorges, as summer heat can build quickly in the enclosed valleys. Visiting the Frasassi caves requires a guided tour, and booking ahead is advisable during busy periods.
The Frasassi caves are home to one of the largest colonies of horseshoe bats in Italy, living deep in the dark passages far from the visitor routes. The same cave system also harbors microbial communities that survive without light and without oxygen, feeding on sulfur compounds in the rock.
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