The World’s First Submarine. #science #sciencefacts

U.S. and Russian Submarines – Size & Class Comparison

King welcomes HMS Agamemnon to Royal Navy fleet⚓

World’s Biggest & Most Advanced Submarines ⚓ Russia vs USA vs UK | Belgorod, Ohio, Typhoon, Borei

HMS Torbay Submarine Dive Captured on GoPro

Here's Why Submarines Are WAY Scarier Than You Think

Russia Unveils New Nuclear Submarine ‘Khabarovsk’ Built to Carry Massive Poseidon ‘Torpedo’ Drone

Russian Nuclear-Powered Submarines Launch Missiles As Part Of Drills In Sea Of Okhotsk |WION Shorts