10:05 - 10:30 FRISCO'S WRECK

117 meters long + 1906 Oil company USA: W.S. Porter + sold in San Francsico to Italy 1925 + re-named Frisco
Italian oil tanker seized during WWII + sunk by the German army in August 1944
Wreck = stark reminder of the strategic importance of the Gironde estuary during the war
German forces occupied this area to control maritime routes and protect their oil supplies: storage facilities for fuel and ammunition
Oil tanks under the citadel: part of their effort to secure resources for their military operations
2020: fuel smell + cost of cleaning up estimated at 5 million €
Underwater mines: sunk by Germans WWII + cleared 1960s (85 mines with 350kg of explosives each)