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Q&A How could a simple submarine be built using 100 BC technology?

I have some ideas, but I'd like my fictional Roman (100BC) General Mikey (ha) to build a submarine(s). This should be able to navigate in lakes and calm shores of the Mediterranean, succeed in bri...

7 answers  ·  posted 9y ago by Mikey‭  ·  last activity 9y ago by Mikey‭

Question water technology underwater alternate-history shipbuilding history