CuriosityStream Documentaries

Bright Now: Search for Japan's Lost Supersub (2019x120)

Ημερομηνία προβολής: Δεκ 05, 2013

The I-400 was one of the Imperial Japanese Navy's Sen Toku-class submarines, which were the largest submarines ever built before the age of nuclear-powered subs. These massive vessels were longer than a football field and were used as submarine aircraft carriers.