By Tha1337er
 

There are filters to ensure no water gets into the jets.

By DH106
 

Water-breathing jet engines?

By Tha1337er
 

And yes, I get inspired by Naval Ops.

By Tha1337er
 

60 inch main guns, one massive experimental railgun on the bow, and driven by 16 shafts and two JET ENGINES.