BulletProof: If you read the instructions for this challenge, you'll see that they asked for a "Capt. Nemo" like submarine. If you know who that is, then you'll know that it comes from a time when things were more hard edged, jagged and menacing looking. Not like todays cylindical, sleek looking subs.

If you've ever seen Capt. Nemo's submarine, then you'll see that I'm right on point with the design. In case you're not, here it is...

https://www.fraghq.com/brainswell/images/Nautilus[1].jpg