Submarines – Extreme Technology – Big Bigger Biggest

Submarines Size Comparison

Inside the US Navy's nuclear submarine, the most powerful in the world | 60 Minutes Australia

Inisial Crush dan Cerita Menarik di Baliknya

How Navy Submarine Cooks Feed 150 Sailors At Sea | Boot Camp | Business Insider

How does a Submarine work? / Typhoon-class submarine // The worlds largest submarine ever built.

Living Underwater: How Submarines Work