The secret behind Norway’s massive Nazi coastal cannon

In 1942, Nazi engineers devised a plan to build a 1,500-ton supertank. The P1000 Rat, or “Land Cruiser,” was to be the largest and fiercest industrial-age ground weapon the world had ever seen. In 1943, the project was cancelled. So how did its massive gun turret wind up on a coastal hilltop in Norway ? Link
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