46K views · 816 reactions | In a short span of two decades, the RSN has built a credible submarine capability. Here is brief look into our submarine journey and what is ahead! | Republic of Singapore Navy | Facebook

Seeing sights most people never will >>> the same old, same old. Wondering what life on a sub looks like? See it for yourself! 👀 #SubmarinerSquad #ForgedByTheSea | America's Navy

Between their secretive missions and their lack of contact with the outside world, the submarine community is often a mystery to those on the outside ... unless you dive into life aboard a #USNavy submarine with All Hands Magazine. | U.S. Navy

127K views · 1.2K reactions | Operation Drumbeat brought German...

261K views · 2.8K reactions | Can you imagine an enemy submarine slinking into New York harbor? During WWII, that's exactly what happened. See the daring attack and more underwater warfare on Hell Below: https://bitly.com/35NIicP | Smithsonian Channel Aviation Nation | Facebook

Everything you've ever wanted to know about life on a US Navy submarine. | Business Insider