One type of submarine that you may not have considered is the narco submarine, used in the illicit trade of drug smuggling around the world.

Narco-submarine technology continues to improve and now the biggest players can carry over a dozen tons of cocaine worth tens of millions of dollars aboard a vessel. Some even go all the way to ...

One type of submarine that you may not have considered, though, is the narco submarine. These subs have a connection to narcotics, being used in the illicit trade around the world. Often ...