Did you know that one third of all cocaine in America arrives via submarine? These submarines, also known as Narco Subs, take months to construct and cost up to $2 million to build. The total construction cost is pennies compared to the $200-$400 million of cocaine they can carry. I wonder how many tosses using the drug catapult it would take to push that much coke? This infographic gives you the lowdown on these underwater drug transport vehicles.