Superguns of WWII

Superguns of WWII

Available on Prime Video
During WWII, whoever controlled the Dover Strait, the narrowest part of the English Channel, controlled the passage of all weapons and supplies. The entire area was protected by lines of powerful bunker cannons in anticipation of encounters with Nazi ships and invading forces. This film tells the story of these superguns, whose formidable firepower made them invaluable throughout this great war.