THE GREAT APENNINE TUNNEL (Historic)
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Desde Italia (San Benedetto-Castiglione) hasta Italia (Vernio-Montepiano-Cantagallo)
19 Km.
The Apennine Base Tunnel is a railway base tunnel 18.507 km long on the Bologna-Florence Direttissima line in central Italy. The tunnel was opened on 21 April 1934 shortening the rail connection by 35 km compared to the old Porrettana railway over the mo