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Parks and natural beauties - The natural park of Red and Throat Frasassi: Fabriano area

THE CAVES OF FRASASSI
Parks and natural beauties in The natural park of Red and Throat Frasassi: Fabriano area

The systematic research in the area of Frasassi began in 1948, thanks to the activity of the Speleological Group Marches of Ancona, but only after 1966

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