731 reactions · 456 shares | Submarines are a special kind of watercraft. Military subs are very expensive and can only be operated by trained personnel. Many nations can’t even afford to build them. But even among these underwater vessels, some stand out for their uniqueness. | Sunday Roast | Facebook

908K views · 907 reactions | Large ships  are very specialized vessels, built in limited numbers for specific purposes. That’s why the diversity of ships in terms of design is phenomenal. Cars, planes, and even helicopters often look similar, but the same cannot be said about ships. We have found the 10 strangest examples. | Sunday Roast | Facebook