Spanish police found and seized huge underwater drones that were used to smuggle drugs.
In addition to helping countries defend themselves against attacks from hostile neighbors, unmanned vehicle technology is being used to transport everything from food and medication. Smugglers of illegal substances can take use of drones' benefits now that they're available over the counter.
Last year, we told you about a drug-smuggling drone with five engines that could fly for seven hours straight. In the year following the seizure of the drone, authorities discovered a new method of conveying drugs by water, which was also discovered by the Spanish National Police.
The smuggling trade is concentrated in Spain for a number of reasons.
According to a BBC article, due to its proximity to Morocco, one of the world's major cannabis growers, Spain has become a point of entry for illega...