This is a concept that seems like it shouldn't be too difficult to actually produce. After all, why must all submersible vehicles look like something out of Jules Verne? Bond had it right, cruising around under water in a facsimile of a Lotus Elise. Even 20,000 leagues under, the guy traveled in style.
#8. Submarine Car
As Seen In: The Spy Who Loved Me (1977)