Mysteries of the Abandoned

Hidden Tunnels of Gibraltar (9x14)

Ausstrahlung: Jun 09, 2022

A forgotten military fortification lies hidden in the Rock of Gibraltar. Stories: 1) Tunnels of Gibraltar, Gibraltar, British Overseas Territory; 2) Atlas-1 Test Site, Kirtland Air Force Base, New Mexico; 3) Roghudi Vecchio, Calabria, Italy; 4) Naissaar Sea Mines Factory, Estonia